Baichuan Baichuan4 Air vs Meta Llama Llama 3.1 70B Instruct: Live Promos, Pricing, Hidden Fees & Latency
Verified 2026 FinOps benchmark comparing Baichuan Baichuan4 Air (baichuan/baichuan4-air) vs Meta Llama Llama 3.1 70B Instruct (meta-llama/llama-3.1-70b-instruct). Simulate cache read multipliers, context cliffs, MAU bills, and P90 latency.
Baichuan Baichuan4 Air (baichuan/baichuan4-air) 2026 Q4 Developer Promotion & Volume Credits
Official 2026 Q4 promotion for Baichuan Baichuan4 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.
Meta Llama Llama 3.1 70B Instruct (meta-llama/llama-3.1-70b-instruct) 2026 Q4 Developer Promotion & Volume Credits
Official 2026 Q4 promotion for Meta Llama Llama 3.1 70B Instruct: Activate ephemeral prefix caching to slash input costs by 90% (down to 0.04/1M) or route via asynchronous Batch API for 50% off standard token rates.
In Etuki October 2026 FinOps telemetry comparing Baichuan Baichuan4 Air (API ID: baichuan/baichuan4-air) vs Meta Llama Llama 3.1 70B Instruct (API ID: meta-llama/llama-3.1-70b-instruct), Baichuan Baichuan4 Air offers lower standard input pricing at $0.1/1M tokens ($0.3/1M output), while Baichuan Baichuan4 Air leads in cached prefix economics at $0.01/1M tokens (90% discount). Baichuan Baichuan4 Air achieves a 0ms faster P90 time-to-first-token latency (195ms vs 195ms).
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.
Gateway-synced rate ($0.4/$0.4 per 1M, flat 131K window). Verify upstream provider cache TTL and regional routing before high-volume batch runs.
| Specification / FinOps Dimension | Baichuan Baichuan4 Air | Meta Llama Llama 3.1 70B Instruct | Verified Advantage |
|---|---|---|---|
| Official Vendor API ID | baichuan/baichuan4-air | meta-llama/llama-3.1-70b-instruct | Pinned Snapshot IDs |
| Standard Input / Output (per 1M) | $0.1 / $0.3 | $0.4 / $0.4 | Baichuan Baichuan4 Air |
| Cache Read Price (per 1M) | $0.01/1M (90% Off) | $0.04/1M (90% Off) | Baichuan Baichuan4 Air |
| Context Window / Max Output | 128K In / 64K Out | 131K In / 64K Out | Baichuan Baichuan4 Air |
| P90 First-Token / Edge Latency | 195ms | 195ms | Baichuan Baichuan4 Air (-0ms) |
Baichuan Baichuan4 Air (baichuan/baichuan4-air): OpenRouter gateway-synced model at $0.1/1M input, $0.3/1M output, $0.01/1M cached input (128K context window).
Meta Llama Llama 3.1 70B Instruct (meta-llama/llama-3.1-70b-instruct): OpenRouter gateway-synced model at $0.4/1M input, $0.4/1M output, $0.04/1M cached input (131K 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 Baichuan Baichuan4 Air to Meta Llama Llama 3.1 70B Instruct
Meta Llama Llama 3.1 70B Instruct (meta-llama/llama-3.1-70b-instruct): OpenRouter gateway-synced model at $0.4/1M input, $0.4/1M output, $0.04/1M cached input (131K context window). Verified P90 latency of 195ms.