Meta: Muse Spark 1.3

meta/muse-spark-1.3

Use this model

Pinned host: Meta Every request goes here. The response header X-PG-Host names it on every call.

Our in / out

$1.00 / $3.40

per 1M tokens

OpenRouter

$1.32 / $4.48

list plus 5.5% fee

List price

$1.25 / $4.25

Hosts

The same model from 1 host. We pin one and show you the rest. Our price is 80% of the host's list price.

Host	Ours in / out /M	Cache read /M	Host list	Quant.	Latency	Throughput	Uptime 1d
Meta, no recent checks pinned	$1.00 / $3.40	$0.12	$1.25 / $4.25	not stated	-	-	99.79%

Prices read 2026-10-15 00:10 UTC from the hosts' published rates. Latency and throughput are medians of our health checks over the last 24 hours; uptime falls back to OpenRouter's last day when we have no checks yet.

Latency, last 24 hours

Median time to first token on the pinned host, per hour.

No health checks recorded for this host in the last 24 hours. The chart fills in as checks run.

Config

Copy the block for your client. Your key starts with sk-pg-v1-.

shell

export ANTHROPIC_BASE_URL="https://plaingateway.com/api"
export ANTHROPIC_AUTH_TOKEN="sk-pg-v1-..."
export ANTHROPIC_API_KEY=""
export ANTHROPIC_MODEL="meta/muse-spark-1.3"
claude

FAQ

Why is it cheaper than OpenRouter?

We charge 80% of the host's list price and no fee on credits. OpenRouter charges list price plus 5.5% on credits.

Can I choose a different host?

Yes. Use provider.order or provider.only exactly as on OpenRouter. See Docs.