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Model

Palmyra X5

Writer Palmyra X5 — pricing, 1040k context window, API cost calculator and alternatives.

By Writer

Context window Maximum tokens (input + output) the model can process in a single request. Glossary →
1,040,000
tokens
Input price What the model charges for tokens you send (prompt + context). Glossary →
$0.6000
per 1M tokens
Output price What the model charges for tokens it generates. Usually 3–5× pricier than input. Glossary →
$6.0000
per 1M tokens

Specs

Provider
Writer
Slug
writer/palmyra-x5
Capabilities
text-only

Pricing freshness

Tier
standard
Currency
USD
As of
2026-05-08 17:08 UTC
Estimate monthly cost → See alternatives to Palmyra X5 →

Pricing history

Tracking Palmyra X5 pricing since 2026-05-08. We'll plot the chart here once it changes.

Quickstart — call Palmyra X5 from your app

curl https://openrouter.ai/api/v1/chat/completions \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer $OPENROUTER_API_KEY" \
  -d '{
    "model": "writer/palmyra-x5",
    "messages": [{"role": "user", "content": "Hello!"}]
  }'

Official docs: https://openrouter.ai/docs

Related models

Similar capabilities, context window, and price tier — drawn from across the catalog so you can compare alternatives in one click.

Frequently asked questions

What is Palmyra X5?

Palmyra X5 is a large language model API from Writer with a 1M-token context window. It costs $0.6 per 1M input tokens and $6 per 1M output tokens.

How much does Palmyra X5 cost?

Palmyra X5 is priced at $0.6 per 1M input tokens and $6 per 1M output tokens via the Writer API. A 50/50 input/output workload of 1M total tokens costs about $3.3.

What is the context window of Palmyra X5?

Palmyra X5 supports up to 1M tokens of context per request — roughly 2080 pages of English text or 130000 lines of code at a typical density.

Does Palmyra X5 support vision, tool use, or JSON mode?

Palmyra X5 is a text-only model — it does not support vision, tool use, or structured JSON mode.

Who makes Palmyra X5?

Palmyra X5 is built and operated by Writer. Pricing, context window, and capabilities on this page are refreshed nightly from Writer's public catalog.

Can I self-host Palmyra X5?

Palmyra X5 is API-only — its weights are not publicly distributed by Writer, so it cannot be self-hosted today.

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