API cost decision in 10 seconds

🔥Claude Opus 4.7 vs 🔥Gemini 2.5 Flash

Pick Gemini 2.5 Flash when budget and context both matter.

Pricing data updated: 2026-05-13T16:32:23Z Prices normalized to USD per 1M tokens Sample workload: 1M input + 500K output

Budget verdict

Pick Gemini 2.5 Flash when budget and context both matter.

On the standard 1M input plus 500K output workload, Gemini 2.5 Flash is estimated at $1.55 vs $17.5 for Claude Opus 4.7, saving $15.95 (91.1% lower).

Cost-first pickGemini 2.5 Flash

Context-first pickGemini 2.5 Flash

Sample savings$15.9591.1%

10x traffic gap$159.5

Gemini 2.5 Flash is cheaper on the standard workload and also has the larger context window. At 10x that traffic, the same price gap is about $159.5. Use the calculator below to replace the sample workload with your own token volume.

Cheaper input Gemini 2.5 Flash $5 vs $0.3 / 1M

Gemini 2.5 Flash is $4.7 cheaper per 1M input tokens (94% lower; 16.7x difference).

Cheaper output Gemini 2.5 Flash $25 vs $2.5 / 1M

Gemini 2.5 Flash is $22.5 cheaper per 1M output tokens (90% lower; 10x difference).

Larger context Gemini 2.5 Flash 1M vs 1.05M

Gemini 2.5 Flash has 48.58K more context (1.05x larger).

Sample workload Gemini 2.5 Flash $17.5 vs $1.55

Gemini 2.5 Flash is $15.95 cheaper on the standard workload (91.1% lower).

Estimate your workload cost

Your Workload Cost

Prices are normalized to USD per 1M tokens.

Monthly input tokens Monthly output tokens

Claude Opus 4.7 Calculating… Estimated API cost

Gemini 2.5 Flash Calculating… Estimated API cost

Cheaper for this workload Calculating… Difference: calculating…

This estimate uses normalized public API pricing per 1M tokens. It is a planning aid, not a billing quote. Verify provider pricing, limits, and terms before production use.

Quick Decision

Verdict

Gemini 2.5 Flash has the lower input price; Gemini 2.5 Flash has the lower output price; Gemini 2.5 Flash offers the larger context window. For the 1M input plus 500K output sample, Gemini 2.5 Flash is cheaper for the standard workload.

For a 1M input token plus 500K output token workload, the estimated API cost is $17.5 for Claude Opus 4.7 and $1.55 for Gemini 2.5 Flash.

Best Fit

Choose Claude Opus 4.7 when its provider, model quality, latency, or availability is more important than the numeric price/context winner.

Choose Gemini 2.5 Flash when you care most about lower input-token price, lower output-token price, and larger context window.

Decision Notes

On the standard 1M input plus 500K output workload, Gemini 2.5 Flash is estimated at $1.55 vs $17.5 for Claude Opus 4.7, saving $15.95 (91.1% lower).
Gemini 2.5 Flash is $15.95 cheaper on the standard workload (91.1% lower).
Gemini 2.5 Flash is $4.7 cheaper per 1M input tokens (94% lower; 16.7x difference).
Gemini 2.5 Flash is $22.5 cheaper per 1M output tokens (90% lower; 10x difference).
Gemini 2.5 Flash has 48.58K more context (1.05x larger).

Head-to-Head Specs

Feature	🔥Claude Opus 4.7 (Anthropic)	🔥Gemini 2.5 Flash (Google)
Input Price prompt tokens per 1M	$5	$0.3
Completion Price per 1M tokens	$25	$2.5
Sample Workload Cost 1M input + 500K output	$17.5	$1.55
Context Window	1M	1.05M
Release Date	2026-04-16	2025-06-17
Popularity Rank current rank	#2	#13

Use-Case Decision Matrix

Use case	Better pick	Why
Budget-constrained production	Gemini 2.5 Flash	On the standard 1M input plus 500K output workload, Gemini 2.5 Flash is estimated at $1.55 vs $17.5 for Claude Opus 4.7, saving $15.95 (91.1% lower).
High-volume input processing	Gemini 2.5 Flash	Lower prompt-token price matters most when prompts, retrieved passages, or documents dominate the bill.
Long responses and chatbots	Gemini 2.5 Flash	Lower output-token price matters most when assistants generate many completion tokens.
RAG or long-document work	Gemini 2.5 Flash	A larger context window leaves more room for retrieved passages, conversation history, or source files.

Related Alternatives

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Provider catalogs

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Anthropic catalog

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Google catalog

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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...

Gemini 2.5 Flash

Gemini 2.5 Flash is Google's state-of-the-art workhorse model, specifically designed for advanced reasoning, coding, mathematics, and scientific tasks. It includes built-in "thinking" capabilities, enabling it to provide responses with greater...