ByteDance Ui Tars 72B Dpo vs AllenAI Olmo 2 13B Instruct: Live Promos, Pricing, Hidden Fees & Latency
Verified 2026 FinOps benchmark comparing ByteDance Ui Tars 72B Dpo (bytedance/ui-tars-72b-dpo) vs AllenAI Olmo 2 13B Instruct (allenai/olmo-2-13b-instruct). Simulate cache read multipliers, context cliffs, MAU bills, and P90 latency.
ByteDance Ui Tars 72B Dpo (bytedance/ui-tars-72b-dpo) 2026 Q4 Developer Promotion & Volume Credits
Official 2026 Q4 promotion for ByteDance Ui Tars 72B Dpo: Activate ephemeral prefix caching to slash input costs by 90% (down to 0.03/1M) or route via asynchronous Batch API for 50% off standard token rates.
AllenAI Olmo 2 13B Instruct (allenai/olmo-2-13b-instruct) 2026 Q4 Developer Promotion & Volume Credits
Official 2026 Q4 promotion for AllenAI Olmo 2 13B 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 ByteDance Ui Tars 72B Dpo (API ID: bytedance/ui-tars-72b-dpo) vs AllenAI Olmo 2 13B Instruct (API ID: allenai/olmo-2-13b-instruct), AllenAI Olmo 2 13B Instruct offers lower standard input pricing at $0.08/1M tokens ($0.16/1M output), while AllenAI Olmo 2 13B Instruct leads in cached prefix economics at $0.008/1M tokens (90% discount). ByteDance Ui Tars 72B Dpo achieves a 0ms faster P90 time-to-first-token latency (195ms vs 195ms).
Gateway-synced rate ($0.3/$0.9 per 1M, flat 64K window). Verify upstream provider cache TTL and regional routing before high-volume batch runs.
Gateway-synced rate ($0.08/$0.16 per 1M, flat 64K window). Verify upstream provider cache TTL and regional routing before high-volume batch runs.
| Specification / FinOps Dimension | ByteDance Ui Tars 72B Dpo | AllenAI Olmo 2 13B Instruct | Verified Advantage |
|---|---|---|---|
| Official Vendor API ID | bytedance/ui-tars-72b-dpo | allenai/olmo-2-13b-instruct | Pinned Snapshot IDs |
| Standard Input / Output (per 1M) | $0.3 / $0.9 | $0.08 / $0.16 | AllenAI Olmo 2 13B Instruct |
| Cache Read Price (per 1M) | $0.03/1M (90% Off) | $0.008/1M (90% Off) | AllenAI Olmo 2 13B Instruct |
| Context Window / Max Output | 64K In / 64K Out | 64K In / 64K Out | ByteDance Ui Tars 72B Dpo |
| P90 First-Token / Edge Latency | 195ms | 195ms | ByteDance Ui Tars 72B Dpo (-0ms) |
ByteDance Ui Tars 72B Dpo (bytedance/ui-tars-72b-dpo): OpenRouter gateway-synced model at $0.3/1M input, $0.9/1M output, $0.03/1M cached input (64K context window).
AllenAI Olmo 2 13B Instruct (allenai/olmo-2-13b-instruct): OpenRouter gateway-synced model at $0.08/1M input, $0.16/1M 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 ByteDance Ui Tars 72B Dpo to AllenAI Olmo 2 13B Instruct
AllenAI Olmo 2 13B Instruct (allenai/olmo-2-13b-instruct): OpenRouter gateway-synced model at $0.08/1M input, $0.16/1M output, $0.008/1M cached input (64K context window). Verified P90 latency of 195ms.