Claude Opus 4.1 vs Gemini 3.1 Flash-Lite
Benchmarks, API pricing and specs, head to head. Data updated 2026-06-10.
Anthropic · Aug 2025
The last $15/$75-priced Opus — a 2025 flagship now thoroughly superseded by cheaper, stronger successors.
Google · Mar 2026
The cheapest Gemini 3 model: multimodal input and a 1M context for $0.25/$1.50 — built for massive-scale pipelines.
The verdict
These two models don't yet share verified results on the benchmarks we track, so judge them on specs, pricing and intended use. On price the gap is dramatic: Gemini 3.1 Flash-Lite works out roughly 53x cheaper per blended million tokens. Gemini 3.1 Flash-Lite also takes 1M of context versus 200K for Claude Opus 4.1.
Specs & pricing
| Claude Opus 4.1 | Gemini 3.1 Flash-Lite | |
|---|---|---|
| modhub Index | — | — |
| Input price / 1M | $15 | $0.25 |
| Output price / 1M | $75 | $1.5 |
| Context window | 200K | 1M |
| Max output | 32K | 66K |
| Open weights | no | no |
| Reasoning model | yes | no |
| Multimodal input | text, image | text, image, audio, video |
| Knowledge cutoff | Mar 2025 | Nov 2025 |
| Released | Aug 2025 | Mar 2026 |
| Example monthly cost* | $262.50 | $4.75 |
* 10M input + 1.5M output tokens per month at list prices, no caching. Green = better value on that row.
Frequently asked questions
- Which is better, Claude Opus 4.1 or Gemini 3.1 Flash-Lite?
- These two models don't yet share verified results on the benchmarks we track, so judge them on specs, pricing and intended use. On price the gap is dramatic: Gemini 3.1 Flash-Lite works out roughly 53x cheaper per blended million tokens. Gemini 3.1 Flash-Lite also takes 1M of context versus 200K for Claude Opus 4.1.
- Which is cheaper, Claude Opus 4.1 or Gemini 3.1 Flash-Lite?
- Claude Opus 4.1 costs $15/$75 per million input/output tokens, while Gemini 3.1 Flash-Lite costs $0.25/$1.5. For a typical workload of 10M input and 1.5M output tokens per month, that's $262.50 versus $4.75.
- Which model is better for coding, Claude Opus 4.1 or Gemini 3.1 Flash-Lite?
- We don't yet track SWE-bench Verified results for both models; check their individual pages for coding-related scores.