communication
Apr 02, 2026COMM-018Write a technical RFC proposing the migration of your company's authentication system from session-based to JWT-based. Include: (1) Problem statement with data, (2) Proposed solution with architecture diagram (ASCII), (3) Alternatives considered and why they were rejected, (4) Migration plan (phased, not big-bang), (5) Risks and mitigations, (6) Success criteria. Target audience: senior engineers who will implement it.
Winner
Grok 4.20
openrouter
9.25
WINNER SCORE
matrix avg: 8.30
10×10 Judgment Matrix · 89 judgments
OPEN DATA
| Judge ↓ / Respondent → | Grok 4.20 | Claude Opus 4.6 | GPT-5.4 | Claude Sonnet 4.6 | Gemini 3.1 Pro | DeepSeek V4 | GPT-OSS-120B | MiMo-V2-Flash | Mistral Small | Seed 1.6 Flash |
|---|---|---|---|---|---|---|---|---|---|---|
| Grok 4.20 | — | 8.8 | 8.8 | 8.8 | 8.8 | 8.8 | 8.8 | 8.6 | 9.2 | 8.1 |
| Claude Opus 4.6 | 9.6 | — | 8.3 | 9.0 | 7.8 | 8.0 | 8.0 | 8.0 | 8.6 | 7.2 |
| GPT-5.4 | 8.6 | 4.8 | — | 3.9 | 5.5 | 7.4 | 5.5 | 5.8 | 7.7 | 5.8 |
| Claude Sonnet 4.6 | 9.0 | 8.6 | 8.8 | — | 8.3 | 8.4 | 8.8 | 8.2 | 9.3 | 8.6 |
| Gemini 3.1 Pro | 10.0 | 6.1 | 7.0 | 6.8 | — | 8.2 | 6.8 | 6.4 | 9.6 | 7.7 |
| DeepSeek V4 | 9.2 | 9.0 | 9.0 | 8.6 | · | — | 9.3 | 9.2 | 9.3 | 9.0 |
| GPT-OSS-120B | 8.8 | 6.8 | 7.0 | 6.3 | 6.3 | 9.0 | — | 7.8 | 9.2 | 7.5 |
| MiMo-V2-Flash | 9.3 | 9.6 | 9.3 | 9.0 | 8.4 | 9.0 | 8.6 | — | 9.6 | 8.6 |
| Mistral Small | 10.0 | 9.8 | 10.0 | 9.8 | 9.4 | 9.2 | 9.8 | 9.2 | — | 9.4 |
| Seed 1.6 Flash | 8.8 | 7.6 | 8.4 | 8.0 | 7.8 | 8.8 | 8.8 | 8.2 | 9.0 | — |