Choosing the right AI means understanding what you’re actually paying for. Here’s the complete pricing breakdown for 2026.

Consumer Plans

PlanChatGPTClaudeGemini
FreeGPT-5.5 InstantSonnet 4.5Gemini Flash
Paid$20/month$20/month$20/month
PremiumN/AN/AN/A

All three consumer plans cost $20/month. The free tiers differ significantly:

  • ChatGPT Free: GPT-5.5 Instant, web browsing, DALL-E (limited), code execution
  • Claude Free: Sonnet 4.5, 200K context, limited messages
  • Gemini Free: Gemini Flash, Google Search integration, limited messages

Best free tier: ChatGPT (most features included)

API Pricing

Input Tokens (per 1M tokens)

ModelPriceQuality
GPT-5.5$5.00Excellent
GPT-5.5 Pro$15.00Best
GPT-5.5 Instant$0.50Good
Claude Opus 4.7$15.00Excellent
Claude Sonnet 4.5$3.00Very Good
Gemini 3.5 Flash$0.075Good
Gemini 3.1 Pro$1.25Very Good

Output Tokens (per 1M tokens)

ModelPriceQuality
GPT-5.5$30.00Excellent
GPT-5.5 Pro$60.00Best
GPT-5.5 Instant$2.00Good
Claude Opus 4.7$75.00Excellent
Claude Sonnet 4.5$15.00Very Good
Gemini 3.5 Flash$0.30Good
Gemini 3.1 Pro$5.00Very Good

Cost Analysis by Use Case

Light User (100K tokens/day)

ModelMonthly Cost
GPT-5.5 Instant$1.50
Gemini 3.5 Flash$0.23
Claude Sonnet 4.5$9.00
GPT-5.5$15.00

Winner: Gemini 3.5 Flash (cheapest)

Heavy User (1M tokens/day)

ModelMonthly Cost
GPT-5.5$150
Claude Opus 4.7$450
Gemini 3.5 Flash$7
GPT-5.5 Pro$450

Winner: Gemini 3.5 Flash (by far)

Developer (10M tokens/month)

ModelMonthly Cost
GPT-5.5$50
Claude Opus 4.7$150
Gemini 3.5 Flash$0.75
GPT-5.5 Instant$5

Winner: Gemini 3.5 Flash (10x cheaper than alternatives)

Best Value Recommendation

For casual users: ChatGPT Free (GPT-5.5 Instant) — best free tier

For power users: ChatGPT Plus ($20/month) — best all-around value

For developers on a budget: Gemini 3.5 Flash API — cheapest by far

For quality-focused developers: GPT-5.5 or Claude Opus 4.7 — worth the premium

Frequently Asked Questions

What’s the cheapest AI API?

Gemini 3.5 Flash at $0.075/M input tokens. It’s 67x cheaper than Claude Opus 4.7.

Is Claude worth 3x the price of GPT-5.5?

For coding, yes — Claude Opus 4.7 produces cleaner code. For general tasks, GPT-5.5 is better value.

Can I switch between models?

Yes, most tools support multiple providers. Use different models for different tasks to optimize costs.

Which AI has the best free tier?

ChatGPT. GPT-5.5 Instant includes web browsing, DALL-E, code execution, and file uploads.