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Palmyra X5

writer/palmyra-x5POST /v1/chat/completions

Palmyra X5 is Writer's most advanced model, purpose-built for building and scaling AI agents across the enterprise. It delivers industry-leading speed and efficiency on context windows up to 1 million...

StreamingPrompt caching
Input / 1M
$0.6330
via OpenRouter
Output / 1M
$6.33
via OpenRouter
Cached input / 1M
$0.6330
on a cache hit
Context
1.0M
max out 8K
Providers
1
single route

1 provider serves this model

Multigrid picks between them on every request using your policy. Each price is what that route costs us, and we add no spread of our own to it.

ProviderUpstream model idIn / 1MOut / 1MBillingUptime
OpenRouterwriter/palmyra-x5$0.6330$6.33Credit100.0% up0.0% degradedReachability probes: 99.98% of 5667, 100% of the window observed.
This model is reached through OpenRouter, and the rate reflects that

We hold no direct key for Writer, so every route above goes through OpenRouter. We do not buy tokens from them. We buy their credit, and a dollar of it costs $1.055. The rate shown here is their price with that 5.5% included, because that is what the route costs us. We add nothing on top of it.

The consequence, plainly: for this model we cannot be cheaper than OpenRouter. Their fee sits underneath ours. What you get here instead is one balance and one key across the whole catalogue, failover, spend caps and the audit trail, and if you already hold a Writer contract, bring that key and we take nothing at all.

What the uptime column is, and is not
It is availability of the provider, not of Palmyra X5 in particular: reachability probes we ran, and the success rate of requests we routed to that provider across the whole catalogue. Time to first token and throughput are still absent, because Multigrid has not served enough traffic through this model to publish honest ones. Nothing here is estimated: prices, context window and capabilities come from the provider’s own documentation, and the ribbon comes from rows we wrote.

Call it

Same request shape as every other model in the catalogue.

example.ts
const res = await client.chat.completions.create({
  model: "writer/palmyra-x5",
  messages: [{ role: "user", content: "Hello" }],
});

Send Palmyra X5 a real request

Signing up takes no card and commits you to nothing. You start at a zero balance, so nothing can be charged until you decide to add credit. The playground opens on Palmyra X5 and prices every answer as it arrives, at the rate shown above: what the route costs us, with nothing of ours added. Already have an account? The second button skips the form.