Dolphin Dolphin 2.9 Llama3 70B vs Mistral Large 3 (2609): Live Promos, Pricing, Hidden Fees & Latency
Dolphin Dolphin 2.9 Llama3 70B (cognitivecomputations/dolphin-2.9-llama3-70b) 2026 Q4 Developer Promotion & Volume Credits
Official 2026 Q4 promotion for Dolphin Dolphin 2.9 Llama3 70B: Activate ephemeral prefix caching to slash input costs by 90% (down to 0.025/1M) or route via asynchronous Batch API for 50% off standard token rates.
Mistral Large 3 (2609) (mistral-large-2609) 2026 Q4 Developer Promotion & Volume Credits
Official 2026 Q4 promotion for Mistral Large 3 (2609): Activate ephemeral prefix caching to slash input costs by 90% (down to 0.15/1M) or route via asynchronous Batch API for 50% off standard token rates.
In Etuki October 2026 FinOps telemetry comparing Dolphin Dolphin 2.9 Llama3 70B (API ID: cognitivecomputations/dolphin-2.9-llama3-70b) vs Mistral Large 3 (2609) (API ID: mistral-large-2609), Dolphin Dolphin 2.9 Llama3 70B offers lower standard input pricing at $0.25/1M tokens ($0.75/1M output), while Dolphin Dolphin 2.9 Llama3 70B leads in cached prefix economics at $0.025/1M tokens (90% discount). Dolphin Dolphin 2.9 Llama3 70B achieves a 15ms faster P90 time-to-first-token latency (195ms vs 210ms).
Gateway-synced rate ($0.25/$0.75 per 1M, flat 64K window). Verify upstream provider cache TTL and regional routing before high-volume batch runs.
Enable Prompt Context Caching & Batch API to reduce repeated system prompt input token burn by 50%-97.5%.
| Specification / FinOps Dimension | Dolphin Dolphin 2.9 Llama3 70B | Mistral Large 3 (2609) | Verified Advantage |
|---|---|---|---|
| Official Vendor API ID | cognitivecomputations/dolphin-2.9-llama3-70b | mistral-large-2609 | Pinned Snapshot IDs |
| Standard Input / Output (per 1M) | $0.25 / $0.75 | $1.5 / $4.5 | Dolphin Dolphin 2.9 Llama3 70B |
| Cache Read Price (per 1M) | $0.025/1M (90% Off) | $0.15/1M (90% Off) | Dolphin Dolphin 2.9 Llama3 70B |
| Context Window / Max Output | 64K In / 64K Out | 256K In / 128K Out | Mistral Large 3 (2609) |
| P90 First-Token / Edge Latency | 195ms | 210ms | Dolphin Dolphin 2.9 Llama3 70B (-15ms) |
Dolphin Dolphin 2.9 Llama3 70B
API ID: cognitivecomputations/dolphin-2.9-llama3-70b • OpenRouter SyncedDolphin Dolphin 2.9 Llama3 70B (cognitivecomputations/dolphin-2.9-llama3-70b): OpenRouter gateway-synced model at $0.25/1M input, $0.75/1M output, $0.025/1M cached input (64K context window).
Mistral AI frontier multilingual & reasoning model ($1.50/$4.50 per 1M, $0.15 cache read [90% off], 256K 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 Dolphin Dolphin 2.9 Llama3 70B to Mistral Large 3 (2609)
Mistral AI frontier multilingual & reasoning model ($1.50/$4.50 per 1M, $0.15 cache read [90% off], 256K context window). Verified P90 latency of 210ms.