Arcee AI Virtuoso Large vs Zhipu Glm 4 Air: Live Promos, Pricing, Hidden Fees & Latency
Verified 2026 FinOps benchmark comparing Arcee AI Virtuoso Large (arcee-ai/virtuoso-large) vs Zhipu Glm 4 Air (zhipuai/glm-4-air). Simulate cache read multipliers, context cliffs, MAU bills, and P90 latency.
Arcee AI Virtuoso Large (arcee-ai/virtuoso-large) 2026 Q4 Developer Promotion & Volume Credits
Official 2026 Q4 promotion for Arcee AI Virtuoso Large: Activate ephemeral prefix caching to slash input costs by 90% (down to 0.035/1M) or route via asynchronous Batch API for 50% off standard token rates.
Zhipu Glm 4 Air (zhipuai/glm-4-air) 2026 Q4 Developer Promotion & Volume Credits
Official 2026 Q4 promotion for Zhipu Glm 4 Air: Activate ephemeral prefix caching to slash input costs by 90% (down to 0.01/1M) or route via asynchronous Batch API for 50% off standard token rates.
In Etuki October 2026 FinOps telemetry comparing Arcee AI Virtuoso Large (API ID: arcee-ai/virtuoso-large) vs Zhipu Glm 4 Air (API ID: zhipuai/glm-4-air), Zhipu Glm 4 Air offers lower standard input pricing at $0.1/1M tokens ($0.3/1M output), while Zhipu Glm 4 Air leads in cached prefix economics at $0.01/1M tokens (90% discount). Arcee AI Virtuoso Large achieves a 0ms faster P90 time-to-first-token latency (195ms vs 195ms).
Gateway-synced rate ($0.35/$1.05 per 1M, flat 128K window). Verify upstream provider cache TTL and regional routing before high-volume batch runs.
Gateway-synced rate ($0.1/$0.3 per 1M, flat 128K window). Verify upstream provider cache TTL and regional routing before high-volume batch runs.
| Specification / FinOps Dimension | Arcee AI Virtuoso Large | Zhipu Glm 4 Air | Verified Advantage |
|---|---|---|---|
| Official Vendor API ID | arcee-ai/virtuoso-large | zhipuai/glm-4-air | Pinned Snapshot IDs |
| Standard Input / Output (per 1M) | $0.35 / $1.05 | $0.1 / $0.3 | Zhipu Glm 4 Air |
| Cache Read Price (per 1M) | $0.035/1M (90% Off) | $0.01/1M (90% Off) | Zhipu Glm 4 Air |
| Context Window / Max Output | 128K In / 64K Out | 128K In / 64K Out | Arcee AI Virtuoso Large |
| P90 First-Token / Edge Latency | 195ms | 195ms | Arcee AI Virtuoso Large (-0ms) |
Arcee AI Virtuoso Large (arcee-ai/virtuoso-large): OpenRouter gateway-synced model at $0.35/1M input, $1.05/1M output, $0.035/1M cached input (128K context window).
Zhipu Glm 4 Air (zhipuai/glm-4-air): OpenRouter gateway-synced model at $0.1/1M input, $0.3/1M output, $0.01/1M cached input (128K context window).
Real-Time Stack Cost & Hidden-Fee Simulator (MAU / Token / Egress / GMV)
Calibrated with Reddit r/FinOps & r/devops telemetry: Includes Context Caching, Bandwidth Egress, and MoR Tax
⚡Switch from Arcee AI Virtuoso Large to Zhipu Glm 4 Air
Zhipu Glm 4 Air (zhipuai/glm-4-air): OpenRouter gateway-synced model at $0.1/1M input, $0.3/1M output, $0.01/1M cached input (128K context window). Verified P90 latency of 195ms.