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Claude Opus 4 vs GPT-4o (2024-05-13)

How do these models stack up? Below is an expert side-by-side comparison of specifications, context window capacity, live pricing per million tokens, and standardized benchmark scores for Claude Opus 4 and GPT-4o (2024-05-13).

Anthropic

Claude Opus 4

Claude Opus 4 is benchmarked as the world’s best coding model, at time of release, bringing sustained performance on complex, long-running tasks and agent workflows. It sets new benchmarks in...

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OpenAI

GPT-4o (2024-05-13)

GPT-4o ("o" for "omni") is OpenAI's latest AI model, supporting both text and image inputs with text outputs. It maintains the intelligence level of [GPT-4 Turbo](/models/openai/gpt-4-turbo) while being twice as...

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Technical Specifications

SpecificationClaude Opus 4GPT-4o (2024-05-13)
ProviderAnthropicOpenAI
Context Window200,000 tokens128,000 tokens
Agent SuitabilityN/AN/A
Time to First Token (TTFT)N/AN/A
Deployment Modelmanaged apimanaged api
Production Stabilitystablestable
API AvailableYesYes
Released Date2025-05-222024-05-13

API Pricing Comparison

Input Price per Million Tokens

Claude Opus 4

$15.00

GPT-4o (2024-05-13)

$5.00

Output Price per Million Tokens

Claude Opus 4

$75.00

GPT-4o (2024-05-13)

$15.00

Want to test both models live?

Run side-by-side prompt prompts in our dynamic Sandbox. Check execution speeds, latency metrics, and compute actual costs in real-time.

Benchmark Performance Metrics

Scores show the raw performance percentages verified across key evaluation suites. Higher bars indicate superior accuracy and capability in that domain.

MMLUGeneral knowledge & multi-task understanding
9050.0%vsN/A
Claude Opus 4
GPT-4o (2024-05-13)
HumanEvalPython coding & logic synthesis
9300.0%vsN/A
Claude Opus 4
GPT-4o (2024-05-13)
MATHComplex mathematical problem solving
8540.0%vsN/A
Claude Opus 4
GPT-4o (2024-05-13)
GPQAGraduate-level expert reasoning
7230.0%vsN/A
Claude Opus 4
GPT-4o (2024-05-13)
HellaSwagCommonsense reasoning and inference
9650.0%vsN/A
Claude Opus 4
GPT-4o (2024-05-13)
MT-BenchMulti-turn conversation flow quality
945.0%vsN/A
Claude Opus 4
GPT-4o (2024-05-13)

Claude Opus 4 Quirks & Gotchas

No developer gotchas reported.

GPT-4o (2024-05-13) Quirks & Gotchas

No developer gotchas reported.