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

Claude Haiku 4.5 vs GPT 6.1 Sol Pro

At a glance

Fast and efficient with near-frontier intelligence.

75200K ctx$1.00/$5.00 per M#41/92

OpenAI's GPT-6.1 Sol served in pro reasoning mode for the hardest problems.

1.1M ctx$2.00/$10.00 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
Reasoning
CodingInsufficient data
Sources:Epoch ECI·Epoch AI·OpenRouter· as of 2026-10-02
Cheaper50%
Capability
CapabilityECI75.3
Reasoning & Knowledge
Graduate Science60.5%Factual Recall13.2%
Math
Math Problems86.9%Competition Math35.8%Research Math4.1%
Agentic
Terminal Tasks29.8%Novel Reasoning1.3%
Reasoning
CodingInsufficient data
AgenticInsufficient data
ReasoningInsufficient data
MathInsufficient data
Sources:OpenRouter
Capability
Capability—
Reasoning & Knowledge
Graduate Science—Factual Recall—
Math
Math Problems—Competition Math—Research Math—
Agentic
Terminal Tasks—Novel Reasoning—
Specs
200K
Context
64K
Max output
Oct 2025
Released
1.1M
Context
128K
Max output
Sep 2026
Released
Capabilities
Vision
Audio
Reasoning
Vision
Audio
Reasoning
Pricing
Live pricing, shown before you run
Input50%$1.00/M tokens
Output50%$5.00/M tokens
Cache read$0.10/M tokens
Cache write50%$1.25/M tokens
Web search$0.01/search
Live pricing, shown before you run
Input$2.00/M tokens
Output$10.00/M tokens
Cache read$0.10/M tokens
Cache write$2.50/M tokens
Web search$0.01/search
Chat with Claude Haiku 4.5Go to model
Chat with GPT 6.1 Sol ProGo to model
Frequently Asked Questions: Claude Haiku 4.5 vs GPT 6.1 Sol Pro▼

Which is better, Claude Haiku 4.5 or GPT 6.1 Sol Pro?

▼

Both Claude Haiku 4.5 and GPT 6.1 Sol Pro 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, Claude Haiku 4.5 or GPT 6.1 Sol Pro?

▼

Claude Haiku 4.5 has a lower blended cost. Claude Haiku 4.5: $1.00 input / $5.00 output. GPT 6.1 Sol Pro: $2.00 input / $10.00 output.

Which has a larger context window, Claude Haiku 4.5 or GPT 6.1 Sol Pro?

▼

GPT 6.1 Sol Pro has a larger context window: Claude Haiku 4.5 supports 200K tokens vs GPT 6.1 Sol Pro at 1.1M tokens.

Do both Claude Haiku 4.5 and GPT 6.1 Sol Pro support vision?

▼

Yes, both Claude Haiku 4.5 and GPT 6.1 Sol Pro support vision/image input.

What are the key differences between Claude Haiku 4.5 and GPT 6.1 Sol Pro?

▼

Claude Haiku 4.5 and GPT 6.1 Sol Pro have similar overall capabilities. The main differences lie in pricing, context window size, and provider-specific strengths. Use this comparison page to review all metrics side by side.

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 Claude Haiku 4.5 and GPT 6.1 Sol Pro for free on idapt.app to see which performs better for your specific needs.

Open in App