AI model daily brief: October 27, 2026 — Ternary Bonsai 2 9B lands

Developers should prioritize reliability checks as major outages affect Cursor, Claude, and Kimi, while DeepSeek and Tencent implement significant price volatility. New releases from Mistral and OpenAI expand context windows, contrasting with scheduled deprecations for older Llama and GLM versions.

Outages & incidents

• Cursor — Delayed responses in Grok Bot (impact: major) · status
• Claude (Anthropic) — Elevated errors for Claude Sonnet 5.5 (impact: major) · status
• OpenAI / ChatGPT — 6.1 Sol Degraded Model Performance (impact: minor) · status
• Fireworks AI — Service Degradation for GLM 5.3 Flash (impact: minor) · status
• Claude (Anthropic) — Elevated errors for Claude Sonnet 5.5 (impact: major) · status
• Kimi (Moonshot AI) — Kimi Code K3 TTFT 响应延迟升高 (impact: critical) · status
• OpenAI / ChatGPT — Elevated error rates for most hosted Code Reviews and Security Reviews on private GitHub repositories · status
• GitHub Copilot — Elevated 404s for GitHub App s2s tokens in git/API · status
• MiniMax — Elevated errors on Large Language Models (LLM) (impact: major) · status
• Cursor — Elevated errors affecting repository integrations · status
• DeepSeek — DeepSeek 网页/API 性能下降（DeepSeek Web/API Degraded Performance） (impact: minor) · status
• MiniMax — Elevated errors on Large Language Models (LLM) (impact: major) · status

Reliability watch

• Kimi (Moonshot AI): 30 failed and 38 degraded checks out of 696
• Doubao (Volcengine Ark): 7 failed and 0 degraded checks out of 696
• Cursor: 0 failed and 42 degraded checks out of 696
• OpenAI / ChatGPT: 0 failed and 39 degraded checks out of 696
• Oracle OCI Generative AI: 0 failed and 37 degraded checks out of 696

Price changes

• Hy3 (Tencent): $0.13 / $0.53 → $0.0825 / $0.33 (-37%)
• Hy4 preview (Tencent): $0.83 / $2.50 → $0.75 / $2.25 (-10%)
• DeepSeek V4 Flash 0423 (DeepSeek): $0.0474 / $0.45 → $0.0473 / $0.0946 (-79%)
• DeepSeek V4 Pro 0423 (DeepSeek): $0.96 / $1.91 → $0.88 / $1.75 (-8%)
• DeepSeek V4 Flash 0423 (DeepSeek): $0.14 / $0.28 → $0.0474 / $0.45 (+61%)
• Gemma 3 4B (Google): $0.04 / $0.05 → $0.05 / $0.10 (+100%)
• Gemma 4 26B A4B (Google): $0.0765 / $0.26 → $0.09 / $0.30 (+18%)
• MiMo-V2.5-Pro (Xiaomi): $0.30 / $0.61 → $0.48 / $1.80 (+196%)
• Qwen3.5-27B (Qwen (Alibaba)): $0.27 / $2.16 → $0.26 / $2.60 (+20%)
• GLM 5.1 (Z.ai (Zhipu)): $1.40 / $4.40 → $0.97 / $3.04 (-31%)
• MiMo-V2.5 (Xiaomi): $0.12 / $0.24 → $0.40 / $2.00 (+740%)
• DeepSeek V4 Flash 0423 (DeepSeek): $0.091 / $0.18 → $0.14 / $0.28 (+54%)
• Hy3 (Tencent): $0.0825 / $0.33 → $0.13 / $0.53 (+60%)
• Hy4 preview (Tencent): $0.75 / $2.25 → $0.83 / $2.50 (+11%)
• DeepSeek V4 Pro 0423 (DeepSeek): $0.74 / $1.47 → $0.96 / $1.91 (+30%)

New models

• Ternary Bonsai 2 9B — Prism Ml · $0.08 / $0.13 · 262K ctx
• Mistral Large 4 — Mistral AI · $1.36 / $4.18 · 1049K ctx
• GPT-6.1 Terra Pro — OpenAI · $1.00 / $5.00 · 1050K ctx

Deprecations & removals

• Llama 3.1 70B Instruct retires on 2026-11-03
• GLM 4.5V retires on 2026-12-31
• GLM 4.5V retires on 2026-12-31
• Trinity Large Thinking was removed from the catalog
• Granite 4.0 Micro was removed from the catalog

This brief is generated automatically from ModelBank's live monitoring data. Want these changes the moment they happen? Get free alerts.