Microsoft Phi 3 Medium 128K Instruct vs Moonshot Moonlight 16B A3B Instruct: Live Promos, Pricing, Hidden Fees & Latency
Verified 2026 FinOps benchmark comparing Microsoft Phi 3 Medium 128K Instruct (microsoft/phi-3-medium-128k-instruct) vs Moonshot Moonlight 16B A3B Instruct (moonshotai/moonlight-16b-a3b-instruct). Simulate cache read multipliers, context cliffs, MAU bills, and P90 latency.
Microsoft Phi 3 Medium 128K Instruct (microsoft/phi-3-medium-128k-instruct) 2026 Q4 Developer Promotion & Volume Credits
Official 2026 Q4 promotion for Microsoft Phi 3 Medium 128K Instruct: 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.
Moonshot Moonlight 16B A3B Instruct (moonshotai/moonlight-16b-a3b-instruct) 2026 Q4 Developer Promotion & Volume Credits
Official 2026 Q4 promotion for Moonshot Moonlight 16B A3B Instruct: Activate ephemeral prefix caching to slash input costs by 90% (down to 0.008/1M) or route via asynchronous Batch API for 50% off standard token rates.
In Etuki October 2026 FinOps telemetry comparing Microsoft Phi 3 Medium 128K Instruct (API ID: microsoft/phi-3-medium-128k-instruct) vs Moonshot Moonlight 16B A3B Instruct (API ID: moonshotai/moonlight-16b-a3b-instruct), Moonshot Moonlight 16B A3B Instruct offers lower standard input pricing at $0.08/1M tokens ($0.24/1M output), while Moonshot Moonlight 16B A3B Instruct leads in cached prefix economics at $0.008/1M tokens (90% discount). Microsoft Phi 3 Medium 128K Instruct achieves a 0ms faster P90 time-to-first-token latency (195ms vs 195ms).
Gateway-synced rate ($0.1/$0.2 per 1M, flat 128K window). Verify upstream provider cache TTL and regional routing before high-volume batch runs.
Gateway-synced rate ($0.08/$0.24 per 1M, flat 64K window). Verify upstream provider cache TTL and regional routing before high-volume batch runs.
| Specification / FinOps Dimension | Microsoft Phi 3 Medium 128K Instruct | Moonshot Moonlight 16B A3B Instruct | Verified Advantage |
|---|---|---|---|
| Official Vendor API ID | microsoft/phi-3-medium-128k-instruct | moonshotai/moonlight-16b-a3b-instruct | Pinned Snapshot IDs |
| Standard Input / Output (per 1M) | $0.1 / $0.2 | $0.08 / $0.24 | Moonshot Moonlight 16B A3B Instruct |
| Cache Read Price (per 1M) | $0.01/1M (90% Off) | $0.008/1M (90% Off) | Moonshot Moonlight 16B A3B Instruct |
| Context Window / Max Output | 128K In / 64K Out | 64K In / 64K Out | Microsoft Phi 3 Medium 128K Instruct |
| P90 First-Token / Edge Latency | 195ms | 195ms | Microsoft Phi 3 Medium 128K Instruct (-0ms) |
Microsoft Phi 3 Medium 128K Instruct
API ID: microsoft/phi-3-medium-128k-instruct • OpenRouter SyncedMicrosoft Phi 3 Medium 128K Instruct (microsoft/phi-3-medium-128k-instruct): OpenRouter gateway-synced model at $0.1/1M input, $0.2/1M output, $0.01/1M cached input (128K context window).
Moonshot Moonlight 16B A3B Instruct
API ID: moonshotai/moonlight-16b-a3b-instruct • OpenRouter SyncedMoonshot Moonlight 16B A3B Instruct (moonshotai/moonlight-16b-a3b-instruct): OpenRouter gateway-synced model at $0.08/1M input, $0.24/1M output, $0.008/1M cached input (64K 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 Microsoft Phi 3 Medium 128K Instruct to Moonshot Moonlight 16B A3B Instruct
Moonshot Moonlight 16B A3B Instruct (moonshotai/moonlight-16b-a3b-instruct): OpenRouter gateway-synced model at $0.08/1M input, $0.24/1M output, $0.008/1M cached input (64K context window). Verified P90 latency of 195ms.