AI API Price Comparison

Compare AI models side-by-side. Find the cheapest LLM for chat, coding, or reasoning tasks.

Selected Models (6/6)

Phi 4 Multimodal Instruct
Microsoft
$0.05 $0.10
Phi 4 Multimodal Instruct
Microsoft
Free Free
Codex Mini
OpenAI
$1.50 $6.00
Codex Mini
OpenAI
Free Free
o1-mini
OpenAI
Free Free
o1-mini
OpenAI
Free Free

Detailed Comparison

Metric Phi 4 Multimodal InstructPhi 4 Multimodal InstructCodex MiniCodex Minio1-minio1-mini
Brand MicrosoftMicrosoftOpenAIOpenAIOpenAIOpenAI
Input /1M $0.05 Free Lowest $1.50 Free Lowest Free Lowest Free Lowest
Output /1M $0.10 Free Lowest $6.00 Free Lowest Free Lowest Free Lowest
Total (1:1) $0.15 Free Lowest $7.50 Free Lowest Free Lowest Free Lowest
Context 131k 131k 200k Long 200k Long 128k 128k
Capabilities
chatvision
chatvision
chatvisionreasoningcode
chatvisionreasoningcode
chatreasoning
chatreasoning

📊 Comparison Results

💬

Best for Chat

Short input/output, optimized for total price

o1-mini
Free/1M combined
💻

Best for Code

Long output, optimized for output price

o1-mini
Free/1M output
📝

Best for Documents

Long input, optimized for input price

o1-mini
Free/1M input

📈 Price Visualization

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Popular Comparisons

Click to load pre-configured model comparisons for common use cases

🏆

Flagship Models

Compare top-tier models from OpenAI, Anthropic, and Google

gpt-4o vs claude-3-5-sonnet vs gemini-1-5-pro
💰

Budget Models

Best value models for cost-conscious projects

gpt-4o-mini vs claude-3-5-haiku vs gemini-2-0-flash
🧠

Reasoning Models

Compare o1, DeepSeek R1, and other reasoning-focused models

o1 vs deepseek-r1 vs claude-3-5-sonnet
🚀

DeepSeek vs Others

See how DeepSeek compares to GPT and Claude

deepseek-v3 vs gpt-4o-mini vs claude-3-5-haiku

Which AI API Should You Choose?

Quick recommendations based on your use case. Click to compare the top picks.

💬

Chat / Customer Service

High volume, short responses. Prioritize low total price (input + output).

Top Picks:
💻

Code Generation

Longer outputs. Focus on output price for best value.

Top Picks:
🧠

Complex Reasoning

Math, logic, multi-step problems. Need reasoning capability.

Top Picks:
📚

Long Documents

Process large files. Look for 100k+ context length.

Top Picks:
🆓

Free Models

Zero cost options with rate limits. Great for testing.

Top Picks:

How to Choose the Right Model

Different use cases need different optimization strategies

💬 Chat / Customer Service

High concurrency, short responses

  • Prioritize low total price (input + output)
  • Consider response latency for real-time chat
  • Free tiers work well for low-volume testing

💻 Code Generation

Medium-long outputs, quality matters

  • Output price is your main cost driver
  • Claude and GPT-4o excel at code quality
  • DeepSeek offers best value for code tasks

🧠 Complex Reasoning

Math, logic, multi-step problems

  • Reasoning models generate longer outputs
  • o1 and DeepSeek R1 are purpose-built for this
  • Consider output length limits

AI API Comparison FAQ

Use the same metric: $/1M tokens. Compare input and output prices separately, then use our calculator with your actual input/output ratio to estimate real costs. Don't forget to factor in context length if you process long documents.

For coding tasks, output price matters more since code generation produces longer outputs. Currently, DeepSeek V3 offers the best value, followed by GPT-4o-mini and Claude 3.5 Haiku. For quality, Claude 3.5 Sonnet and GPT-4o are top choices.

Yes, DeepSeek V3 offers $0.27/1M input vs GPT-4o's $2.50/1M - that's roughly 90% cheaper. DeepSeek R1 (reasoning) is also significantly cheaper than o1. Quality is competitive for most tasks.

Free tiers (like Gemini Flash free tier) have rate limits and may not be suitable for high-volume production. They're great for testing, prototyping, and low-traffic applications. Always check the rate limits before committing.

Prices can change anytime, but major updates typically happen with new model releases. We track changes daily. Recent trends show prices generally decreasing as competition increases. Check our Latest page for recent updates.

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