Models

Claude Opus 4.8 vs Gemma 4 31B It (free)

Compare Claude Opus 4.8 from Anthropic and Gemma 4 31B It (free) from Google on key metrics including benchmarks, price, context length, and other model features. Access both models and hundreds of others through the AIHubMix API.

AnthropicClaude Opus 4.8GoogleGemma 4 31B It (free)
Anthropic logo
Claude Opus 4.8
Anthropic · text, image, pdf → text

Claude Opus 4.8 is Anthropic’s newest and most powerful publicly available model. It is suitable for the most complex tasks. It is Anthropic’s strongest model for complex reasoning, long-horizon agent programming, and highly autonomous work.claude-opus-4-8 does not display thought content by default; you need to set the additional parameter "display": "summarized" to enable it

Input$5 /M
Output$25 /M
Cache read$0.5 /M
Google logo
Gemma 4 31B It (free)
Google · text, image, video → text

Gemma 4 31B Instruct is a 30.7B dense multimodal model developed by Google DeepMind that supports both text and image inputs with text outputs. It features an expansive 256K token context window alongside a configurable thinking and reasoning mode. The model also includes native function support to streamline complex tasks.

Input$0 /M
Output$0 /M

Pricing & Specifications

Prices are per million tokens. Time to First Token and throughput are rolling averages measured on AIHubMix.

Claude Opus 4.8
Gemma 4 31B It (free)
Input /M
$5
$0
Output /M
$25
$0
Cache read /M
$0.5
-
Context length
1,000,000
262,144
Max output
128,000
0
Time to First Token
1.1 s
-
Throughput
82.6 tok/s
-
Modalities
textimagepdf
textimagevideo
Supported Parameters
thinkingtoolsfunction callingstructured outputs
reasoningtool callinglong context
API Formats
chat_completions · claude_api
chat_completions
Released
May 28, 2026
April 2, 2026

Promotional prices show the discounted rate; see each model page for promotion windows.

Activity Past 30 Days

Daily traffic served through AIHubMix — how demand for each model is trending.

claude-opus-4-8gemma-4-31b-it-free

Tokens / day

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Requests / day

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Performance Past 3 Days

Measured on real AIHubMix traffic, hourly buckets. Gaps mean no traffic in that hour.

claude-opus-4-8gemma-4-31b-it-free

Throughput (tok/s)

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TTFT (s)

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Uptime (%)

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Cost calculator

Estimate your monthly bill for the same workload on each model.

Gemma 4 31B It (free)
$0.00 /mo
Claude Opus 4.8
$675 /mo

Monthly = daily × 30. Discounted rates applied where a promotion is active.

FAQ

How large is each context window?

Claude Opus 4.8 accepts 1,000,000 and Gemma 4 31B It (free) accepts 262,144 input tokens.

What inputs and capabilities does each model support?

Claude Opus 4.8 accepts text, image and PDF input and supports thinking, tool calling, function calling and structured outputs; Gemma 4 31B It (free) accepts text, image and video input and supports reasoning, tool calling and long context.

Can I call Claude Opus 4.8 and Gemma 4 31B It (free) with the same API key?

Yes. AIHubMix serves every model on this page behind one OpenAI-compatible endpoint, so switching between them is a one-line change to the model field — no second account, key or SDK.

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