Claude Opus 4 vs MAI-Code-1.1-Flash
Claude Opus 4 and MAI-Code-1.1-Flash are closely matched at 27.7 and 28.0 on the LLM Stats Score. MAI-Code-1.1-Flash is 66.7x cheaper per token.
Anthropic · Microsoft · Updated for 2026
Which is better?
Claude Opus 4 and MAI-Code-1.1-Flash are closely matched on the overall LLM Stats Score at 27.7 and 28.0.
In the 1 individual benchmarks reported for both models, MAI-Code-1.1-Flash wins 1; this is a narrower head-to-head signal than the composite indexes.
On price, MAI-Code-1.1-Flash is roughly 66.7x cheaper per token on a blended 3:1 input/output basis, which adds up quickly at production volume.
MAI-Code-1.1-Flash also accepts a larger context window (256,000 input tokens), making it the stronger choice for long documents and large codebases.
Based on current LLM Stats indexes, shared benchmarks, pricing, and model metadata for 2026.
Choose Claude Opus 4
- you want predictable pricing at $15.00/M input and $75.00/M output
Choose MAI-Code-1.1-Flash
- you value its reported benchmark strengths — it wins 1 of 1 exact shared results
- cost matters — it's about 66.7x cheaper per token
- you process long inputs — it offers a 256,000 token context window
- you want the most recent training data — it shipped Aug 2026
At a glance
The differences that matter most.
Individual benchmarks
9 reported for Claude Opus 4 · 2 for MAI-Code-1.1-Flash
Claude Opus 4 outperforms in 0 benchmarks, while MAI-Code-1.1-Flash is better at 1 benchmark (SWE-Bench Verified).
MAI-Code-1.1-Flash significantly outperforms across most benchmarks.
Human preference
Blind head-to-head votes and playground preference scores
Pricing Analysis
Price comparison per million tokens
For input processing, Claude Opus 4 ($15.00/1M tokens) is 75.0x more expensive than MAI-Code-1.1-Flash ($0.20/1M tokens).
For output processing, Claude Opus 4 ($75.00/1M tokens) is 62.5x more expensive than MAI-Code-1.1-Flash ($1.20/1M tokens).
In conclusion, Claude Opus 4 is more expensive than MAI-Code-1.1-Flash.*
* Using a 3:1 ratio of input to output tokens
Context Window
Maximum input and output token capacity
MAI-Code-1.1-Flash accepts 256,000 input tokens compared to Claude Opus 4's 200,000 tokens. Only Claude Opus 4 specifies output context (32,000 tokens).
Input capabilities
Documented input modalities across available providers
Both Claude Opus 4 and MAI-Code-1.1-Flash support multimodal inputs.
They are both capable of processing various types of data, offering versatility in application.
Claude Opus 4
MAI-Code-1.1-Flash
License
Usage and distribution terms
Both models are licensed under proprietary licenses.
Both models have usage restrictions defined by their respective organizations.
Proprietary
Closed source
Proprietary
Closed source
Release Timeline
When each model was launched
Claude Opus 4 was released on 2025-05-22, while MAI-Code-1.1-Flash was released on 2026-08-11.
MAI-Code-1.1-Flash is 15 months newer than Claude Opus 4.
May 22, 2025
1.3 years ago
Aug 11, 2026
1 months ago
1.2yr newerKnowledge Cutoff
When training data ends
Neither model specifies a knowledge cutoff date.
Unable to compare the recency of their training data.
Provider Availability
Claude Opus 4 is available from Anthropic, Bedrock, Google. MAI-Code-1.1-Flash is available from GitHub Copilot.
Claude Opus 4
MAI-Code-1.1-Flash
Outputs Comparison
Judge for yourself.
Run your own prompts against Claude Opus 4 and MAI-Code-1.1-Flash side-by-side, then vote on the output you prefer.
FAQ
Common questions about Claude Opus 4 vs MAI-Code-1.1-Flash.