X API Pricing and Rate Limits (2026)
What the X API costs, what it lets you publish, and the rate limits on posting, taken from X's own developer documentation rather than a summary of it.
17 posts
What the X API costs, what it lets you publish, and the rate limits on posting, taken from X's own developer documentation rather than a summary of it.
How videos.insert works, why unverified projects can only upload private videos, the resumable upload sequence, and what a videos.insert costs in quota.
Five MCP servers that let an assistant publish to social media, compared on the signal that matters most in a young ecosystem: when each was last actually updated.
Five APIs that publish to multiple networks from one endpoint, compared on entry price, rate limits and whether you can self-host, plus how to test one properly before committing.
An honest breakdown of what building direct platform integrations costs, what it keeps costing, and the cases where building is still right.
What building one actually involves beyond the queue: the platform work, the states you need, and the parts that never stop costing you.
OAuth for social platforms is a per-platform project that never finishes. Here is what it actually involves and how to avoid most of it.
Post to 15 networks from Node with one API call. Working examples for creating, scheduling and attaching media, plus the mistakes worth avoiding.
There is no PHP SDK, so this is the REST API directly. Working cURL and Guzzle examples for creating, scheduling and checking posts.
Post and schedule across 15 networks from Python. Working examples, the per-platform fields that are actually required, and how to avoid surprises.
A checklist for judging a publishing API for agent use: what an agent needs that a person does not, the failure modes behind it, and the questions to ask.
If your users want to publish from inside your product, this is what the integration actually involves and which auth model to choose.
Rate limits exist at two levels when you publish through an API, and the one people forget is the platform's. Here is how to design around both.
How scheduling works when you publish through an API: time zones, states, what happens when a platform is down, and the model to build against.
One endpoint that publishes to every network, instead of fifteen integrations you maintain forever. Here is what it replaces and what it cannot hide.
MCP is how AI assistants talk to outside tools. Here is what a server does, why the protocol exists, and what it means for you as a user rather than a developer.
A practical guide to using the BulkPublish API for programmatic social media scheduling, bulk content uploads, and custom integrations.