Free tools to make smarter AI API decisions

Calculate costs, compare models, find the cheapest provider, and build smarter — all for free.

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Free

Cost Health Check

Try It Live — Instant Cost Calculator

See exactly what this model costs for your workload. No signup needed.

5-question assessment that grades your AI API spending. Get personalized savings recommendations and a shareable health score.

  • Personalized grade (A-F)
  • Savings estimate in dollars
  • Actionable recommendations
  • Shareable results
Take Health Check →
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Free

Cost Calculator

Enter your token counts and request volume. Get instant cost estimates across all 39 models from 10 providers.

  • 39 models across 10 providers
  • Input/output token pricing
  • Monthly cost estimates
  • Shareable result URLs
Try Calculator →
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Free

Chatbot Cost Calculator

Building a chatbot? Estimate your API costs by message type and volume. See all 39 models ranked for your chatbot workload.

  • 4 chatbot presets (support, sales, internal, creative)
  • Cost per message breakdown
  • All 39 models ranked by chatbot cost
  • Annual cost projections
Calculate Chatbot Costs →
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Free

SaaS AI Cost Calculator

Building AI-powered SaaS? Calculate cost per user, cost per interaction, and total monthly spend at scale. Get pricing recommendations.

  • Cost per user & per interaction
  • Scaling scenarios (100 to 100K users)
  • Suggested pricing at 3-5x markup
  • All 39 models ranked by SaaS cost
Calculate SaaS AI Costs →
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Free

Model Compare

Compare any two models side by side. See cost, quality, speed, and context window differences at a glance.

  • Side-by-side comparison
  • Cost, quality, speed metrics
  • Context window comparison
  • Shareable comparison URLs
Compare Models →
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Free

AI Model Quiz

Answer 5 questions about your use case. Get a personalized recommendation for the best model and provider.

  • 5-question assessment
  • Personalized recommendation
  • Cost estimate included
  • Shareable results
Take the Quiz →
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Free

Token Estimator

Paste your text and see how many tokens it uses. Estimate costs before you send a single API request.

  • Real-time token counting
  • Cost estimate per request
  • Compare across models
  • Works offline
Estimate Tokens →
Free

Cost Explorer

See all 39 models ranked by cost for your exact usage. Adjust sliders and watch prices update instantly.

  • Interactive cost dashboard
  • All 39 models ranked
  • Real-time slider updates
  • Filter by tier (Budget/Mid/Premium)
Explore Costs →
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Free

AI Agent Cost Calculator

Building an AI agent? Estimate the real API cost. Configure your agent architecture and see costs across all 39 models.

  • 4 agent presets (coding, research, support, data)
  • Custom step/token configuration
  • Monthly + annual cost projections
  • All 39 models ranked by agent cost
Calculate Agent Costs →
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Free

Pricing Index

Every model, every price, sortable and searchable. The most complete LLM pricing database on the web.

  • 39 models, sortable
  • Filter by provider
  • Input/output/context
  • Always up-to-date
View Pricing Index →
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Free

Model Switch Calculator

Thinking about switching providers? See exactly how much you'd save (or overspend) by changing models. Instant results.

  • Compare any two models
  • Monthly + annual savings
  • Context window warnings
  • Switching tips included
Calculate Savings →
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Free

Pipeline Cost Calculator

Build your AI pipeline step by step. Pick the best model for each task. See total costs and compare with using a single model.

  • 10 task types with model recommendations
  • 4 pipeline presets (RAG, Agent, Chatbot, Content)
  • Multi-model vs single-model comparison
  • Optimization tips included
Build Pipeline →
Free

Cost Optimizer

Enter your current API setup. Get a personalized report with specific model recommendations and exact savings amounts.

  • Personalized savings report
  • Model routing strategy
  • Optimization tips by use case
  • Pro: full report + PDF export
Optimize Costs →
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Free

Cost Migration Report

Enter your current monthly spend. Get a free report showing cheaper alternatives across 39 models. Save up to 95%.

  • 39 models ranked by cost
  • Reverse-engineers token usage
  • IO ratio presets included
  • Share results on X/LinkedIn
Get Migration Report →
Free

Latency & Speed Comparison

Compare response times across 39 models. See time to first token, tokens per second, and cost per second of inference. Find the fastest model for your latency requirements.

  • 39 models with TTFT & TPS benchmarks
  • Filter by provider and speed requirements
  • Cost per second of generation
  • Speed optimization tips
Compare Speeds →
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Free

Rate Limit Calculator

Enter your expected RPM and tokens per request. See which providers can handle your traffic — and what it costs.

  • 39 models with RPM & TPM limits
  • Tier-aware (OpenAI/Anthropic)
  • Cost at your throughput level
  • Workload presets included
Check Rate Limits →
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Free

Budget LLM Showdown

Compare all budget-tier models side by side. Find the cheapest AI API for your use case — under $0.60/1M input tokens.

  • All budget models ranked by cost
  • Customizable monthly usage
  • Cost per request breakdown
  • Best-for-use-case labels
Compare Budget Models →
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Free

Cheapest AI API for Chatbots

Find the cheapest AI API for your chatbot. 39 models ranked by cost with interactive calculator. From $0.0002/message.

  • 39 models ranked by chatbot cost
  • Cost per message breakdown
  • Chatbot type presets (support, sales, creative)
  • Model routing strategy
Find Cheapest Chatbot API →
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Free

Cheapest AI API Finder

Find the absolute cheapest AI API for your use case. 39 models ranked by cost with an interactive calculator. From $0.075/M to $30/M.

  • 39 models ranked cheapest first
  • Top 5 cheapest highlighted
  • Use case recommendations
  • Interactive cost calculator
Find Cheapest API →
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Free

Cheapest AI API for Coding

Find the cheapest AI API for code generation, completion, and review. 39 models ranked by coding cost. From $0.00035/request.

  • 39 models ranked by coding cost
  • 5 coding task presets
  • Best model by coding task
  • Interactive cost calculator
Find Cheapest Coding API →
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Free

GPT-5 API Cost Calculator

Estimate your OpenAI API spend across GPT-5, GPT-5.5, GPT-5 mini, GPT-4o, and all OpenAI models. See cost per request and monthly totals.

  • 9 OpenAI models compared
  • Cost per request & per 1K requests
  • Cheaper alternatives from other providers
  • Usage presets (chat, code, RAG, etc.)
Calculate GPT-5 Costs →
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Free

Claude API Cost Calculator

Estimate your Anthropic API spend across Claude Opus 4.7, Sonnet 4.6, Sonnet 4, and Haiku 4.5. See cost per request and monthly totals.

  • 5 Claude models compared
  • Cost per request & 1K requests
  • Cheaper Claude alternatives shown
  • Claude vs competitor pricing
Calculate Claude Costs →
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Free

Gemini API Cost Calculator

Estimate your Google AI spend across Gemini 3.1 Pro, 2.5 Pro, 2.0 Flash, and Flash Lite. From $0.075/1M tokens — the cheapest premium AI API.

  • 4 Gemini models compared
  • Cost per request & 1K requests
  • Cheaper alternatives shown
  • Gemini free tier details
Calculate Gemini Costs →
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xAI Grok Cost Calculator

Estimate your xAI API spend across Grok 4.3 and Grok Build 0.1. Real-time X/Twitter data access. See cost per request and monthly totals.

  • 2 xAI models compared
  • Cost per request & 1K requests
  • Cheaper alternatives shown
  • Real-time X data cost estimate
Calculate Grok Costs →
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Free

DeepSeek API Cost Calculator

Estimate your DeepSeek spend across V4 Pro and V4 Flash. The cheapest AI API — from $0.14/1M tokens. See cost per request and monthly totals.

  • 3 DeepSeek models compared
  • Cost per request & 1K requests
  • Cheaper alternatives shown
  • 1M context window models
Calculate DeepSeek Costs →
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Free

Mistral API Cost Calculator

Estimate your Mistral spend across Large 3 and Small 4. European-made AI at competitive prices. From $0.15/1M tokens.

  • 2 Mistral models compared
  • Cost per request & 1K requests
  • Cheaper alternatives shown
  • Multilingual cost estimates
Calculate Mistral Costs →
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Free

Meta Llama API Cost Calculator

Estimate your Llama spend across Scout, Maverick, and Llama 3.1. Open-source AI from $0.10/1M tokens. 10M context windows.

  • 4 Llama models compared
  • Cost per request & 1K requests
  • Cheaper alternatives shown
  • Self-hosting cost analysis
Calculate Llama Costs →
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Open Source LLM Cost Calculator

Compare costs across Llama, DeepSeek, and Mistral. 8 open source models ranked by cost. Find the cheapest open source AI API — from $0.10/1M tokens.

  • 8 open source models ranked
  • Cost per request & monthly totals
  • vs GPT-5 savings calculator
  • Best model by use case
Compare Open Source Costs →
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Free

Cost Projection Calculator

Forecast your AI API spend over 3, 6, or 12 months as your usage grows. See budget milestones and growth scenario comparisons.

  • Month-by-month cost projections
  • Configurable growth rate (0-200%)
  • Budget threshold alerts
  • 3 growth scenarios compared
Forecast Costs →
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Free

Multi-Model Routing Builder

Design a multi-model routing strategy. Route simple requests to cheap models, complex ones to premium. See exact savings vs using a single model.

  • 3-tier routing (simple/medium/complex)
  • 4 presets (chatbot, SaaS, agent, content)
  • Monthly + annual savings projection
  • Visual cost breakdown by route
Build Routing Strategy →
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Free

AI Stack Builder

Answer 4 questions about your use case. Get a personalized multi-model AI stack with exact monthly costs across 39 models and 10 providers.

  • 4-question assessment
  • Personalized multi-model stack
  • Exact monthly cost breakdown
  • Optimization tips included
Build Your Stack →
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Free

Fine-Tuning vs API Calculator

Should you fine-tune or use the API? Enter your workload and see exact costs, savings, and break-even timeline.

  • Break-even timeline calculation
  • 12-month savings projection
  • All fine-tunable models compared
  • Training + inference cost analysis
Calculate Fine-Tuning ROI →
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Free

AI Model Advisor

Tell us your use case, budget, and quality needs. Get a personalized recommendation from 39 models across 10 providers — with exact costs.

  • 4-question assessment
  • Top 5 personalized picks
  • Cost breakdowns per model
  • Optimization tips included
Get Recommendations →
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Free

Budget Planner

Describe your app, set your usage, and get instant monthly cost estimates. Find the cheapest LLM for your exact workload with a step-by-step wizard.

  • 6 use case presets
  • Auto-fills usage estimates
  • 39 models ranked by cost
  • Shareable budget plans
Plan Your Budget →
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Model Comparisons

Head-to-head pricing comparisons for the most popular model matchups. Interactive calculators with usage presets and real cost breakdowns.

  • GPT-5 vs Claude Sonnet 4
  • GPT-5.5 vs Claude Opus 4.7
  • GPT-5 vs DeepSeek V4 Pro
  • Claude Sonnet 4 vs Gemini 2.5 Pro
  • Open Source vs Commercial LLM
  • Use case recommendations
  • Interactive cost calculators
Claude vs ChatGPT → Gemini vs ChatGPT → GPT-5 vs Claude Sonnet 4 → GPT-5 vs DeepSeek V4 Pro → Claude Sonnet 4 vs Gemini 2.5 Pro → Open Source vs Commercial LLM → Claude vs DeepSeek → Gemini vs Claude → Gemini vs DeepSeek → ChatGPT vs DeepSeek → Mistral vs DeepSeek → GPT-5 vs Claude vs Gemini → Premium Models → OpenAI vs Google → xAI Grok vs OpenAI → xAI Grok vs Google → OpenAI vs DeepSeek → OpenAI vs Anthropic → Anthropic vs Google → Mistral vs Google → Mistral vs Anthropic → OpenAI vs Mistral → xAI Grok vs Mistral →
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Free

Model Capabilities Matrix

Compare all 39 AI models by features, not just price. See which models support function calling, vision, streaming, JSON mode, embeddings, fine-tuning, and more. Filterable and sortable.

  • 14 capabilities compared across 39 models
  • Filter by provider, tier, and capability
  • Sortable by any column
  • Best model by use case recommendations
View Capabilities Matrix →
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Free

AI Coding Assistant Comparison

Compare GitHub Copilot, Cursor, Claude Code, Windsurf, and Cody. See subscription prices, API costs per request, and which tool saves you the most.

  • 7 coding assistants compared
  • Subscription + API cost calculator
  • 4 usage presets (light to power user)
  • Best tool by use case
Compare Coding Assistants →
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AI Provider Comparison

Compare AI API providers side by side. See models, pricing, context windows, and features across OpenAI, Anthropic, Google, Mistral, DeepSeek, and more.

  • 10 providers compared
  • Interactive cost calculator
  • Best provider by use case
  • Provider insights & strengths
Compare Providers →
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Free Tier Comparison

Which AI API gives you the most for free? Compare free tiers from Google, OpenAI, Anthropic, Mistral, Cohere, and Together.ai. See how long credits last.

  • 6 providers compared
  • Interactive credit lifespan calculator
  • Best free tier by use case
  • Rate limit & credit details
Compare Free Tiers →
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Free

Chrome Extension

Check AI API pricing from your browser toolbar. 39 models, instant search, built-in calculator. No account needed.

  • 39 models across 10 providers
  • Instant search and filtering
  • Built-in cost calculator
  • Privacy-first, no tracking
Get Extension →
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Free

Pricing API

Programmatic access to all pricing data. Build your own dashboards, cost optimizers, and budget tools.

  • JSON response
  • No API key required
  • All 39 models
  • Free forever
View API Docs →
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Free

Cost Leak Detector

Find where you're overpaying for AI APIs. Select your current model and usage, instantly see cheaper alternatives.

  • Instant savings calculation
  • 39 models compared
  • Quality-matched alternatives
  • Monthly savings estimate
Detect Leaks →
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Free

API Cost Report Card

Grade your AI API spending efficiency with letter grades (A+ to F). See savings analysis and share your report card.

  • Letter grade efficiency score
  • Shareable report URLs
  • Savings vs optimal models
  • Social sharing built in
Get Your Grade →
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Free

AI API Pricing Comparison 2026

Compare AI API pricing across all providers. Side-by-side cost comparisons, context windows, and feature rankings.

  • 10 providers ranked
  • Side-by-side pricing
  • Feature & context comparison
  • Best value by use case
Compare All →
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Free

Cost Scenarios

Real-world AI API cost estimates for chatbots, RAG pipelines, code assistants, and content generation.

  • 4 real-world scenarios
  • Monthly cost breakdowns
  • Budget tier recommendations
  • Scaling projections
See Scenarios →
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Free

LLM Pricing Map

See all 39 models on one interactive chart. Compare cost, capability tier, and context window across 10 providers. Hover for details, click to explore.

  • Interactive scatter plot visualization
  • 39 models, 10 providers
  • Log/linear scale toggle
  • Embeddable on your site
View Pricing Map →
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Free

AI Feature Cost Estimator

Pick your feature type, enter usage, and see exact monthly costs across 39 models. Chatbot, content, code, RAG, agents, and more.

  • 8 feature type presets
  • 39 models ranked by cost
  • Cost per request breakdown
  • Cheapest model highlighted
Estimate Feature Costs →
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AI Project Budget Planner

Plan your complete AI project budget — API costs, infrastructure, and development time. Get a full breakdown with model recommendations.

  • 4 project stage presets
  • API + infra + dev cost breakdown
  • Budget vs premium comparison
  • Top 5 model recommendations
Plan Your Budget →
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Free

AI API TCO Calculator

See the real total cost of your AI stack — API calls, retries, caching, infrastructure, and dev time. 39 models ranked by true TCO.

  • Retry, cache, and context waste sliders
  • Infrastructure cost inputs
  • Monthly + annual projections
  • All 39 models ranked by TCO
Calculate True Costs →
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Free

MCP Server Cost Calculator

Running an MCP server? Tool schema overhead, multi-step chains, and context bloat add hidden costs. Calculate your true MCP server spend across 39 models.

  • Tool schema overhead analysis
  • Multi-step chain cost modeling
  • All 39 models ranked by MCP cost
  • 4 server type presets
Calculate MCP Costs →
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Free

Context Window Visualizer

Paste your prompt and see how it fits within each model's context window. Visual bars show capacity, remaining tokens, and cost at full context.

  • Visual bars for all 39 models
  • Filter by provider
  • Overflow detection
  • Cost at full context
Visualize Context →
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Free

Prompt Cost Calculator

Paste any prompt and instantly see costs across all 39 AI models. Count tokens, compare prices, and find the cheapest option for your workload.

  • Real-time token estimation
  • Cost across all 39 models
  • Adjustable output multiplier
  • Monthly cost projections
Calculate Prompt Costs →
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Free

Monthly Spend Estimator

Compare costs across ALL 39 models side-by-side. Set your monthly usage, filter by provider or tier, and see exactly what you'd pay.

  • Compare all 39 models at once
  • Hobby/Startup/Growth/Scale presets
  • Filter by provider, tier, context
  • CSV export for budget reports
Estimate Monthly Spend →
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Free

Cohere API Cost Calculator

Estimate your Cohere spend across Command R+ and Command R. Optimized for RAG and tool-use workflows. From $0.50/1M tokens.

  • 2 Cohere models compared
  • Cost per request & 1K requests
  • Cheaper alternatives shown
  • RAG-optimized presets
Calculate Cohere Costs →
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Free

Moonshot API Cost Calculator

Estimate your Moonshot spend on Kimi K2.6. Long-context reasoning with a 256K context window. From $0.95/1M tokens.

  • Kimi K2.6 cost estimates
  • Long-context presets
  • Cheaper alternatives shown
  • 256K context window analysis
Calculate Moonshot Costs →
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Free

Together.ai API Cost Calculator

Estimate your Together.ai spend across Llama 4 Scout, Maverick, and Llama 3.1. Open-source models with managed inference. From $0.10/1M tokens.

  • 4 Llama models compared
  • Cost per request & 1K requests
  • Cheaper alternatives shown
  • 10M context window presets
Calculate Together Costs →
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Free

AI ROI Calculator

See if your AI investment pays off. Calculate return on investment, payback period, and net savings across 39 models. Find the model that delivers the best ROI.

  • ROI % and payback period
  • Time savings vs AI cost analysis
  • All 39 models ranked by ROI
  • 4 use case presets
Calculate ROI →
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Free

Embedding API Cost Calculator

Compare embedding costs across OpenAI, Cohere, and Google. Estimate RAG pipeline costs, document indexing spend, and find the cheapest embedding model.

  • 6 embedding models compared
  • RAG pipeline cost estimator
  • Indexing + query cost breakdown
  • All models ranked by cost
Calculate Embedding Costs →
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Free

Cheapest Embedding API

Find the cheapest embedding model for your use case. 6 models ranked by cost with interactive calculator, RAG presets, and best-value recommendations.

  • 6 embedding models ranked cheapest first
  • Interactive cost calculator
  • RAG use case presets
  • Indexing + query cost breakdown
Find Cheapest Embedding API →
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Free

Cost Report Generator

Generate a professional AI API cost report in 60 seconds. Compare models, see projections, and share budget breakdowns with your team.

  • Compare up to 39 models side by side
  • Monthly + annual cost projections
  • Visual bar chart comparison
  • Copy, download, or share report
Generate Report →
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Free

Startup Cost Planner

Budget your AI API spend from pre-seed to Series A. Pick your stage, use case, and budget — get a 12-month cost projection with model recommendations.

  • Pre-seed, Seed, and Series A profiles
  • 6 use cases: chatbot, code, content, data, RAG, multi-feature
  • 12-month scaling projection with growth rate
  • Cheapest model recommendations for your budget
Plan Your Budget →
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Free

Provider Switch Calculator

Thinking about switching AI providers? Enter your current setup and see exactly what you'd pay at every other provider. Compare 39 models across 10 providers instantly.

  • Input your current model, tokens, and requests
  • See cost at every alternative provider
  • Ranked by savings percentage
  • Includes context window comparison
Compare Providers →
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Free

Claude 4 Deprecation Calculator

Claude 4 Opus and Sonnet 4 retire June 15, 2026. Calculate your current costs, see what you'll pay after migration, and find the cheapest replacement model.

  • Estimate current Claude 4 spending
  • Compare migration cost to Opus 4.8 / Sonnet 4.6
  • Find cheaper alternatives across all providers
  • Dynamic countdown to June 15 deadline
Calculate Migration Cost →
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Free

Claude 4 Migration Tool

Migrating from Claude 4? Compare all 39 LLM alternatives side-by-side. See exact cost differences, get migration code, and find the cheapest replacement before June 15.

  • Compare all 39 models vs your current Claude 4 setup
  • Side-by-side cost, speed, and context comparison
  • Copy-paste migration code (Python, Node.js, cURL)
  • Ranked by cost savings with migration difficulty
Compare Alternatives →
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Free

AI Model Decision Tree

Answer 4 quick questions and find the perfect AI model for your project. Compare GPT-5, Claude, Gemini, DeepSeek, and 30+ models by use case, budget, and requirements.

  • 4-question quiz: use case, budget, speed, quality
  • Personalized model recommendation with cost
  • Top 3 alternatives ranked by fit
  • Works for chatbots, coding, content, RAG, agents
Find Your Model →
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Free

AI API Cost Over Time

Track how AI API prices have changed. Interactive charts showing historical pricing trends for OpenAI, Anthropic, Google, DeepSeek, and more.

  • Interactive charts: input, output, and monthly cost views
  • Filter by provider (OpenAI, Anthropic, Google, DeepSeek, Mistral)
  • Key pricing events timeline with major changes
  • 19 models tracked across 10 providers
View Cost Trends →
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Free

AI API Budget Planner

Set your monthly budget, enter your usage, and see exactly which models you can afford — ranked by cost with optimization tips.

  • Set monthly budget and see which models fit
  • Input conversations/day, tokens per conversation
  • Optimized recommendations by use case
  • Real-time cost breakdown for all 39 models
Plan Your Budget →
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Free

AI Chatbot Cost Calculator

Calculate exactly what your AI chatbot will cost. Enter conversation volume and tokens, see costs for all 39 models, compared to human agents and SaaS tools.

  • Compare all 39 models ranked by chatbot cost
  • Customer support, FAQ, sales, and code chatbot presets
  • Human agent vs AI bot cost comparison
  • Sort by cheapest first or best quality
Calculate Chatbot Cost →
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Free

AI Model Status Dashboard

Track all 39 models across 10 providers — status badges (active/deprecated/new), pricing, context windows, and migration paths.

  • Status badges: active, deprecated, new for every model
  • Provider, status, and search filters
  • Pricing, context windows, and migration paths
  • Deprecation countdown for Claude 4 (June 15 deadline)
View Model Status →
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Free

Model Deprecation Timeline

Visual timeline of every AI model's lifecycle — releases, updates, deprecations, and replacements. Never miss a deprecation deadline across 39 models and 10 providers.

  • Interactive timeline of all model events
  • Deprecation countdown alerts
  • Migration guides linked for each deprecated model
  • Filter by provider, status, or event type
View Timeline →
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Free

API Cost Card

Generate a shareable card showing your monthly AI API spend. Share on X, LinkedIn, or embed in your README. Compare costs with other developers.

  • Visual cost breakdown by model
  • Share on X and LinkedIn
  • Compare multiple models side-by-side
  • See potential savings instantly
Create Your Card →
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Free

AI Model Value Score

Rank all 39 LLMs by quality-per-dollar. Interactive scatter plot, filters, and ranking table.

  • 39 models ranked by value score
  • Interactive scatter plot visualization
  • Filter by provider, tier, and context
  • Quality-per-dollar insights
View Value Scores →
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Free

AI Model Benchmark Comparison

Compare MMLU, HumanEval, MATH, and Arena Elo scores for all 39 LLMs. Interactive charts, sortable table, and head-to-head radar comparison.

  • 4 benchmarks across 39 models
  • Interactive bar chart visualization
  • Head-to-head radar chart comparison
  • Filter by provider and tier
Compare Benchmarks →

Ready to optimize your AI costs?

Start with the Cost Explorer — see all 39 models ranked by cost in real time. It takes 30 seconds and could save you hundreds per month.

Explore All Costs — Free