Register mimo-v2.6-flash-free on opencode-zen (chat lane) with a v2.6 capability pattern, and switch the vision adapter default from the old mimo-v2.5-free. Co-Authored-By: Claude Code <noreply@anthropic.com>
Multi-endpoint provider on https://opencode.ai/zen/v1 (openai / claude / openai-responses transports mirroring opencode-go) with 71 models across paid + free tiers. Free-tier fingerprint: opencode/1.18.x UA spoof, ses_-session header, built-in tool quartet, forced stream. Usage endpoint /zen/v1/usage wired into the dashboard.