AiCostCompare

Claude Opus 4.6 vs Gemma 4 26B A4B (free)

Side-by-side API pricing and Artificial Analysis performance for Claude Opus 4.6 (Anthropic) and Gemma 4 26B A4B (free) (Google). Green cells mark the better value in each row.

Prices updated Jul 22, 2026, 1:33 AM UTC · refreshed hourly

Claude Opus 4.6

Anthropic

Gemma 4 26B A4B (free)

Google

Pricing
Input $/1M$5.00Free
Output $/1M$25.00Free
Blended $/1M (3:1)$10.00Free
RAG example (30K in / 2K out)$0.2$0
Quality & speed
Intelligence Index37.825.7
Coding Index39.3
Agentic Index11
Output speed (tok/s)57
Time to first token1.85s
Specs
Context window1M262K
Input modalitiestext, image, fileimage, text, video

FAQ

Which is cheaper, Claude Opus 4.6 or Gemma 4 26B A4B (free)?

Gemma 4 26B A4B (free) has the lower blended API price at Free per 1M tokens (3:1 input:output mix), versus $10.00 for the other model. Prices are live from OpenRouter and refresh about hourly.

Which is better for RAG workloads?

For a typical RAG request (30K input / 2K output tokens), Gemma 4 26B A4B (free) costs about $0 per request versus $0.2. Also compare context windows: Claude Opus 4.6 offers 1M and Gemma 4 26B A4B (free) offers 262K.

Which scores higher on Artificial Analysis benchmarks?

Claude Opus 4.6 leads on the Artificial Analysis Intelligence Index (37.8 vs 25.7). Check coding and agentic indices on this page for workload-specific tradeoffs.