WriterPalmyra X4
No cheaper ranked model scores higher: it is on the price frontier.
As of 13 Nov 2026, Palmyra X4 by Writer is not yet ranked on the BenchLeader Index, which needs at least five independent results across two categories. API pricing: $2.50 per 1M input tokens and $10.00 per 1M output tokens ($4.38 blended at 3:1), list price on 13 Nov 2026. Released 9 Oct 2024.
Key facts (as of 13 Nov 2026)
- Palmyra X4 API pricing: $2.50 per 1M input tokens and $10.00 per 1M output tokens ($4.38 blended at 3:1) (list price, 13 Nov 2026).
- Palmyra X4 was released on 9 Oct 2024 (Writer).
In detail. Palmyra X4 is a Writer proprietary reasoning model, released 9 Oct 2024. It is not yet ranked: no independent benchmark results so far, only pricing and metadata. At $4.38 per million tokens blended it is among the most expensive ranked models.
- Blended price
- $4.38/M
- $2.50 in · $10.00 out
- via models.dev
- Output speed
- –
- First answer
- –
- Context
- 123k
- via models.dev
- Full answer
- –
- Cost per task
- –
- Tokens per task
- –
- Released
- 9 Oct 2024
No independent quality benchmark results yet — only pricing and metadata.
What a task costs
Estimates from list price, output speed and time to first answer for the best configuration. “With caching” assumes three-quarters of the input is served from the prompt cache. Reasoning tokens are not modelled.
| Workload | Tokens in / out | Cost | With caching | Time |
|---|---|---|---|---|
| Chat reply | 400 / 300 | $0.0040 | – | – |
| Summarize a 30-page report | 12,000 / 600 | $0.036 | – | – |
| Code edit | 6,000 / 1,500 | $0.030 | – | – |
| Agentic coding session | 60,000 / 4,000 | $0.190 | – | – |
| Structured extraction | 2,000 / 200 | $0.0070 | – | – |
More from Writer
See also
Questions people ask
- Why does Palmyra X4 have no BenchLeader Index score?
- The index needs at least five independent results across at least two categories, and as of 13 Nov 2026 Palmyra X4 does not have them yet. Launch-post scores are never used, so it is ranked once independent publishers have measured it.
- How much does Palmyra X4 cost per 1M tokens?
- As of 13 Nov 2026, Palmyra X4 costs $2.50 per 1M input tokens and $10.00 per 1M output tokens, $4.38 blended (three input tokens per output token).
- When was Palmyra X4 released?
- Writer released Palmyra X4 on 9 Oct 2024.
Data as of 13 Nov 2026. Compare with another model.
Cite as: BenchLeader, “Palmyra X4: benchmarks, pricing, speed and rank”, data as of 13 Nov 2026, https://www.benchleader.com/models/palmyra-x4.