Best Threads Posting API in 2026

Threads hit 350 million monthly active users and developers are finally paying attention. The API is open, but building against it directly means dealing with Meta's two-phase container/publish flow, 60-day token rotation, and a separate OAuth app from Instagram even though both are Meta products.

Here is how the major options compare.

PostPeer

PostPeer's Threads posting API wraps the whole thing into a single /v1/posts/ endpoint. Text up to 500 characters, single images, carousels up to 10 photos, videos up to 5 minutes, reply controls, and alt text. PostPeer handles the OAuth, the long-lived token exchange, and the container/publish steps you would otherwise write yourself.

The same access key and endpoint that posts to Twitter/X, LinkedIn, Instagram, TikTok, YouTube, Facebook, Pinterest, and Bluesky also covers Threads. One integration, every platform.

Pricing: $8.50 per 1,000 posts on Starter, down to $6 on Pro. Free tier with 20 posts, no credit card required. Credit packs that never expire for unpredictable volume.

What's good:

• One endpoint covers Threads and every other major platform
• Full media: text, images, carousels, video
• Reply controls (everyone, accounts_you_follow, mentioned_only)
• Alt text per image
• Scheduling built in
• Auto token refresh, no manual 60-day re-auth
• Free tier, no credit card

Worth knowing:

• Quote-posts and reply threading are on the roadmap
• Newer than Ayrshare

Ayrshare

Ayrshare supports Threads as part of their enterprise platform. Mature API, deep analytics, webhooks. It has been around longer than most options here. If budget is not a constraint, they are the safe established pick.

Pricing: $299/month on Launch (10 profiles), $599/month on Business (30 profiles), custom for enterprise.

What's good:

• Most established API on this list
• Strong analytics and webhooks
• Up to 5,000 profiles on Business

Worth knowing:

• Starting price is 35x most alternatives
• No free tier
• 10 profile cap on the lowest plan

Zernio (formerly Late)

Zernio rebranded from Late and covers 13+ platforms including Threads. If you need Reddit or Telegram alongside Threads, it is one of the few options that does all of them.

Pricing: $19/month for 120 posts on the Build plan, which works out to around $158 per 1,000. Free tier with 20 posts and 2 social sets.

What's good:

• Widest platform coverage on this list
• MCP and ChatGPT integrations
• Free tier available

Worth knowing:

• Most expensive per post by a lot
• Limited social sets on lower plans
• Still carrying some brand confusion from the rename

Post for Me

Post for Me supports Threads with a pay-per-post model, unlimited connected accounts, and no seat limits.

Pricing: $10 per 1,000 posts at the base tier, $7.50 on larger packs. Unlimited accounts on all plans.

What's good:

• Unlimited accounts and team members
• Analytics included
• Bring your own credentials option

Worth knowing:

• No free tier
• Slightly more expensive per post than PostPeer
• Newer, smaller track record

Outstand

Outstand covers Threads on a usage-based model. Five dollars a month base, then a cent per post.

Pricing: $5/month base includes 1,000 posts. Beyond that it is $0.01 per post, roughly $15 per 1,000 after the base fee.

What's good:

• Usage-based pricing with no surprises
• Unlimited accounts
• Sub-200ms stated latency

Worth knowing:

• No free tier
• Gets expensive at higher volume
• Only one pricing tier

Quick comparison

How to pick

For most developers, PostPeer is the practical choice. Lowest cost per post here, full Threads media support, and adding Threads to an existing integration is literally a one-line change to the platforms array.

If you need Reddit or Telegram alongside Threads, Zernio has the coverage, but you will pay significantly more per post. At enterprise scale with budget to match, Ayrshare is the battle-tested option.

Start with the free tier. 20 posts, no card, enough to run the whole Threads flow end to end.