AI model daily brief: October 4, 2026 — DeepSeek V4 Pro 0813 gets cheaper

Developers should prioritize service stability as HeyGen faces an outage and Fireworks AI reports minor degradation, while monitoring significant price volatility in DeepSeek V4 Pro and GLM 5.2. These operational risks and cost fluctuations directly impact production reliability and budget forecasting for AI applications.

Outages & incidents

• HeyGen — Video Agent Outage · status
• Fireworks AI — Service Degradation for Deepseek V4.1 Flash (impact: minor) · status

Reliability watch

• ElevenLabs: 0 failed and 3 degraded checks out of 720
• DeepInfra: 0 failed and 2 degraded checks out of 720
• Fireworks AI: 0 failed and 1 degraded checks out of 720
• SambaNova: 0 failed and 1 degraded checks out of 720
• Stability AI: 0 failed and 1 degraded checks out of 720

Price changes

• DeepSeek V4 Pro 0813 (DeepSeek): $0.85 / $5.00 → $0.55 / $4.20 (-16%)
• Kimi K3 (Moonshot AI): $0.72 / $13.00 → $0.72 / $14.00 (+8%)
• DeepSeek V4 Pro 0813 (DeepSeek): $0.55 / $4.20 → $0.85 / $5.00 (+19%)
• GLM 5.2 (Z.ai (Zhipu)): $0.0504 / $8.00 → $0.10 / $8.00 (0%)
• 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 Pro 0813 (DeepSeek): $0.85 / $5.00 → $0.55 / $4.20 (-16%)
• GLM 5.2 (Z.ai (Zhipu)): $0.064 / $8.00 → $0.0504 / $8.00 (0%)
• GLM 5.2 (Z.ai (Zhipu)): $0.38 / $3.49 → $0.064 / $8.00 (+129%)
• DeepSeek V4 Pro 0813 (DeepSeek): $0.55 / $4.20 → $0.85 / $5.00 (+19%)
• Qwen3.8 27B (Qwen (Alibaba)): $0.42 / $3.00 → $0.42 / $2.55 (-15%)
• DeepSeek V4 Pro 0813 (DeepSeek): $0.33 / $4.20 → $0.55 / $4.20 (0%)
• DeepSeek V4 Pro 0813 (DeepSeek): $0.17 / $4.20 → $0.33 / $4.20 (0%)
• DeepSeek V4 Pro 0813 (DeepSeek): $0.17 / $1.94 → $0.17 / $4.20 (+116%)
• DeepSeek V4 Pro 0813 (DeepSeek): $0.22 / $4.20 → $0.17 / $1.94 (-54%)

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