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Claude Opus 4.7 vs Gemini 3 Flash Preview

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 4.7 and Gemini 3 Flash Preview.

Anthropic

Claude Opus 4.7

Opus 4.7 is the next generation of Anthropic's Opus family, built for long-running, asynchronous agents. Building on the coding and agentic strengths of Opus 4.6, it delivers stronger performance on...

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Google

Gemini 3 Flash Preview

Gemini 3 Flash Preview is a high speed, high value thinking model designed for agentic workflows, multi turn chat, and coding assistance. It delivers near Pro level reasoning and tool...

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Technical Specifications

SpecificationClaude Opus 4.7Gemini 3 Flash Preview
ProviderAnthropicGoogle
Context Window1,000,000 tokens1,048,576 tokens
Agent Suitability96/100N/A
Time to First Token (TTFT)480 msN/A
Deployment Modelmanaged apimanaged api
Production Stabilitystablebeta
API AvailableYesYes
Released Date2026-04-162025-12-17

API Pricing Comparison

Input Price per Million Tokens

Claude Opus 4.7

$5.00

Gemini 3 Flash Preview

$0.50

Output Price per Million Tokens

Claude Opus 4.7

$25.00

Gemini 3 Flash Preview

$3.00

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
9410.0%vsN/A
Claude Opus 4.7
Gemini 3 Flash Preview
HumanEvalPython coding & logic synthesis
9610.0%vsN/A
Claude Opus 4.7
Gemini 3 Flash Preview
MATHComplex mathematical problem solving
9150.0%vsN/A
Claude Opus 4.7
Gemini 3 Flash Preview
GPQAGraduate-level expert reasoning
8420.0%vsN/A
Claude Opus 4.7
Gemini 3 Flash Preview
HellaSwagCommonsense reasoning and inference
9880.0%vsN/A
Claude Opus 4.7
Gemini 3 Flash Preview
MT-BenchMulti-turn conversation flow quality
975.0%vsN/A
Claude Opus 4.7
Gemini 3 Flash Preview

Claude Opus 4.7 Quirks & Gotchas

  • โ–ธTop-tier agentic coding model โ€” excels at autonomous software engineering
  • โ–ธRequires explicit tool_choice parameter for parallel function calling to work reliably

Gemini 3 Flash Preview Quirks & Gotchas

No developer gotchas reported.