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Claude Opus 4.6 vs ReMM SLERP 13B

Side-by-side API pricing and Artificial Analysis performance for Claude Opus 4.6 (Anthropic) and ReMM SLERP 13B (Undi95). 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

ReMM SLERP 13B

Undi95

Pricing
Input $/1M$5.00$0.45
Output $/1M$25.00$0.65
Blended $/1M (3:1)$10.00$0.50
RAG example (30K in / 2K out)$0.2$0.0148
Quality & speed
Intelligence Index37.8
Coding Index
Agentic Index
Output speed (tok/s)57
Time to first token1.85s
Specs
Context window1M6K
Input modalitiestext, image, filetext

FAQ

Which is cheaper, Claude Opus 4.6 or ReMM SLERP 13B?

ReMM SLERP 13B has the lower blended API price at $0.50 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), ReMM SLERP 13B costs about $0.0148 per request versus $0.2. Also compare context windows: Claude Opus 4.6 offers 1M and ReMM SLERP 13B offers 6K.

Which scores higher on Artificial Analysis benchmarks?

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