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GPT-5 Mini vs Claude Opus 4.7

OpenAI vs Anthropic. Specs, benchmarks, and real per-task cost — all in one page.

Verdict

Claude Opus 4.7 leads on LMSYS ELO (1412 vs 1288). GPT-5 Mini is ~34.3× cheaper on a 3:1 input:output blend.

OpenAI

GPT-5’s smaller, cheaper sibling. Optimized for chat and lightweight agent tasks.

Very low latencyCheap enough for mass consumer apps

Anthropic

Anthropic’s frontier reasoning model. Leads SWE-Bench and holds top ranks on long-context coding and agentic workflows.

Best-in-class coding agent behaviorStrong instruction following1M-token context with high recallHigh reliability under tool use

Pricing

Input / 1M$0.50$15.00

Output / 1M$2.00$75.00

Context256K1.0M

Max output16K64K

LicenseProprietaryProprietary

Released2026-01-212026-03-12

Benchmarks

LMSYS ELO1288.01412.0

MMLU Pro78.592.8

HumanEval85.594.4

SWE-Bench—72.1

MATH79.889.3

GPQA—66.4

MMMU—79.2

IFEval85.492.1

Per-task cost

Summarize a 1-hour meeting transcript$0.0085$0.263

Review a 500-line pull request$0.0080$0.270

Answer a customer support ticket$0.0031$0.105

Extract structured data from a resume$0.0045$0.150

Debug a stack trace with context$0.0070$0.240

Per-call cost using published token counts for each task. Real-world prompts vary.

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