Skip to main content
idapt
HomeAI ModelsExploreResourcesPricing
Sign inUse for Free
  • Home
  • Pricing
  • AI Models
  • Skills
  • Image models
  • Voice models
  • Video models
  • Rankings
  • Multi-Model Chat
  • Agents
  • Computers
  • Drive
  • Automations
  • AI Gateway
  • All features →
  • Blog
  • About
  • Comparisons
  • Benchmarks
  • Model Match
  • Demos
  • Help center
  • FAQ
  • Privacy
  • Support
  • Developers
  • Quickstarts
  • API reference
  • API pricing
  • CLI
  • MCP
  • Migrate
  • Downloads
  • Desktop
© idapt[email protected]TermsPrivacy PolicyLegal noticeReport content
X (Twitter)Discord

GPT 4 Turbo vs Claude Opus 5.5

At a glance

GPT-4 Turbo with vision capabilities and improved performance.

61128K ctx$10.00/$30.00 per M#68/92

Anthropic's new flagship for demanding reasoning, coding, and long-horizon agentic work, succeeding Claude Opus 5.

1M ctx$4.00/$20.00 per M
Demos
All demos

No shared demos for these models yet.

AI Output
All AI outputs

No captured outputs for these models yet.

Benchmarks
See rankings
CodingInsufficient data
AgenticInsufficient data
Sources:Epoch ECI·Epoch AI·OpenRouter· as of 2026-10-02
Capability
CapabilityECI61.4
Reasoning & Knowledge
Graduate Science46.6%Factual Recall—
Math
Math Problems46.7%Competition Math6.7%
Agentic
Novel Reasoning—Task Horizon7min
Reasoning
CodingInsufficient data
AgenticInsufficient data
Sources:Epoch AI·OpenRouter· as of 2026-10-02
Cheaper47%
Capability
Capability—
Reasoning & Knowledge
Graduate Science94%90.6%Factual Recall72.2%
Math
Math Problems—Competition Math1400%100.0%
Agentic
Novel Reasoning92.5%Task Horizon—
Specs
128K
Context
4K
Max output
Apr 2024
Released
1M
Context
128K
Max output
Sep 2026
Released
Capabilities
Vision
Audio
Reasoning
Vision
Audio
Reasoning
Pricing
Live pricing, shown before you run
Input$10.00/M tokens
Output$30.00/M tokens
Live pricing, shown before you run
Input60%$4.00/M tokens
Output33%$20.00/M tokens
Cache read$0.20/M tokens
Cache write$5.00/M tokens
Web search$0.01/search
Chat with GPT 4 TurboGo to model
Chat with Claude Opus 5.5Go to model
Frequently Asked Questions: GPT 4 Turbo vs Claude Opus 5.5▼

Which is better, GPT 4 Turbo or Claude Opus 5.5?

▼

Both GPT 4 Turbo and Claude Opus 5.5 are capable AI models. The best choice depends on your specific use case: consider pricing, context window, speed, and which capabilities (vision, reasoning, audio) you need.

Which is cheaper, GPT 4 Turbo or Claude Opus 5.5?

▼

Claude Opus 5.5 has a lower blended cost. GPT 4 Turbo: $10.00 input / $30.00 output. Claude Opus 5.5: $4.00 input / $20.00 output.

Which has a larger context window, GPT 4 Turbo or Claude Opus 5.5?

▼

Claude Opus 5.5 has a larger context window: GPT 4 Turbo supports 128K tokens vs Claude Opus 5.5 at 1M tokens.

Do both GPT 4 Turbo and Claude Opus 5.5 support vision?

▼

Yes, both GPT 4 Turbo and Claude Opus 5.5 support vision/image input.

What are the key differences between GPT 4 Turbo and Claude Opus 5.5?

▼

Key differences: Claude Opus 5.5 is significantly cheaper; only Claude Opus 5.5 offers extended reasoning mode. Compare full specs on this page.

Which model should I choose for my use case?

▼

If cost is your priority, choose the cheaper option. If you need the highest intelligence for complex tasks, pick the higher-scoring model. For long documents or codebases, choose the larger context window. You can try both GPT 4 Turbo and Claude Opus 5.5 for free on idapt.app to see which performs better for your specific needs.

Open in App