Writer Palmyra X 004 vs Mistral AI Mistral Large 2411: Live Promos, Pricing, Hidden Fees & Latency
Verified 2026 FinOps benchmark comparing Writer Palmyra X 004 (writer/palmyra-x-004) vs Mistral AI Mistral Large 2411 (mistralai/mistral-large-2411). Simulate cache read multipliers, context cliffs, MAU bills, and P90 latency.
Writer Palmyra X 004 (writer/palmyra-x-004) 2026 Q4 Developer Promotion & Volume Credits
Official 2026 Q4 promotion for Writer Palmyra X 004: 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.
Mistral AI Mistral Large 2411 (mistralai/mistral-large-2411) 2026 Q4 Developer Promotion & Volume Credits
Official 2026 Q4 promotion for Mistral AI Mistral Large 2411: Activate ephemeral prefix caching to slash input costs by 90% (down to 0.2/1M) or route via asynchronous Batch API for 50% off standard token rates.
In Etuki October 2026 FinOps telemetry comparing Writer Palmyra X 004 (API ID: writer/palmyra-x-004) vs Mistral AI Mistral Large 2411 (API ID: mistralai/mistral-large-2411), Writer Palmyra X 004 offers lower standard input pricing at $1.5/1M tokens ($4.5/1M output), while Writer Palmyra X 004 leads in cached prefix economics at $0.15/1M tokens (90% discount). Writer Palmyra X 004 achieves a 0ms faster P90 time-to-first-token latency (195ms vs 195ms).
Gateway-synced rate ($1.5/$4.5 per 1M, flat 128K window). Verify upstream provider cache TTL and regional routing before high-volume batch runs.
Gateway-synced rate ($2/$6 per 1M, flat 128K window). Verify upstream provider cache TTL and regional routing before high-volume batch runs.
| Specification / FinOps Dimension | Writer Palmyra X 004 | Mistral AI Mistral Large 2411 | Verified Advantage |
|---|---|---|---|
| Official Vendor API ID | writer/palmyra-x-004 | mistralai/mistral-large-2411 | Pinned Snapshot IDs |
| Standard Input / Output (per 1M) | $1.5 / $4.5 | $2 / $6 | Writer Palmyra X 004 |
| Cache Read Price (per 1M) | $0.15/1M (90% Off) | $0.2/1M (90% Off) | Writer Palmyra X 004 |
| Context Window / Max Output | 128K In / 64K Out | 128K In / 64K Out | Writer Palmyra X 004 |
| P90 First-Token / Edge Latency | 195ms | 195ms | Writer Palmyra X 004 (-0ms) |
Writer Palmyra X 004 (writer/palmyra-x-004): OpenRouter gateway-synced model at $1.5/1M input, $4.5/1M output, $0.15/1M cached input (128K context window).
Mistral AI Mistral Large 2411 (mistralai/mistral-large-2411): OpenRouter gateway-synced model at $2/1M input, $6/1M output, $0.2/1M 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 Writer Palmyra X 004 to Mistral AI Mistral Large 2411
Mistral AI Mistral Large 2411 (mistralai/mistral-large-2411): OpenRouter gateway-synced model at $2/1M input, $6/1M output, $0.2/1M cached input (128K context window). Verified P90 latency of 195ms.