Segmind vs ThinkDiffusion (2026): which should you pick?

Pick Segmind if

• Fits if you want many models behind one API and one bill
• Works for builders who chain models into workflows, such as an image into a video

Look elsewhere if

• Skip it if you want to try before paying, as nothing free is shown on the plans
• Pricey if you want a subscription: the cheapest is $39 a month, and the $10 top-up has just 1 GB storage and 60 requests a minute
• Watch out: the annual toggle says 2 months free, but its prices aren't shown on the page
• Not for you if you need fine-tuning, dedicated GPUs or teams, which are on higher tiers or Enterprise, and Enterprise has no price

Pick ThinkDiffusion if

• Fits if you already know ComfyUI or Automatic1111 and lack a graphics card
• Makes sense if you need a machine for a few hours, not a monthly plan

Look elsewhere if

• Not for you if you want a simple prompt box, as the apps are the open-source ones
• Watch out: machine time is billed by the hour on every plan
• Tight on Hobby: storage lasts 48 hours and files are reachable only while a machine runs
• Pricey if you add people: TD-Teams is $59.99 with 2 members, and $6 for each more
• Skip it if you want a free allowance, as the 15 minutes is one-time

Segmind

• Per-run prices vary by model and are not fixed on the plan; a subscription's credits are a monthly allowance spent at those prices.
• The pricing page shows an Annual toggle labelled 2 months free, but its annual prices are not shown in the page text read here.
• Fine-tuning, dedicated GPUs and teams appear in the compare table for higher tiers or Enterprise only; Enterprise has no published price.
• The meta description mentions a free tier, but the plans shown start with a $10 top-up.

ThinkDiffusion

• Hobby storage lasts 48 hours and files are reachable only while a machine is running.
• Machine time is billed by the hour on every plan; Pro and Teams only discount the rate by 20%.
• TD-Teams includes 2 members; each extra member is $6 a month, and extra workspace storage is $10 to $20 a month.
• The only free allowance is a one-time 15 minutes at sign-up, not a monthly one.

Segmind

One API for many models

Call image, video, audio and language models from several labs with a single API key; the homepage counts more than 550 models.

Pixelflows

Chain models into a visual workflow, for example a reference image through an image model and then a video model.

Pay per call

Buy credits and pay for each model run; the pricing page has a searchable per-model price explorer.

Rate limits and storage by plan

Limits step from 60 to 1,000 requests a minute, and storage from 1 GB to 1 TB, across the four paid tiers.

Enterprise options

Enterprise adds a custom uptime SLA and dedicated Slack support, and the compare table lists dedicated GPUs and fine-tuning.

ThinkDiffusion

Dedicated cloud machines

Each user gets a dedicated GPU with a private drive, started in one click, with no local install or heavy hardware.

Several open-source apps

Launch Automatic1111, ComfyUI, Fooocus, Forge or Kohya, and run more than one machine at once.

Bring your own models

Upload checkpoints, LoRAs, embeddings and safetensors from Civitai, Hugging Face or your computer, and install extensions or ComfyUI nodes.

Team workspaces

TD-Teams adds shared workspaces, each with its own file system and member access, in 50 to 200 GB sizes.

Training and studio services

TD-Edge offers training and coaching, and TD-Studio takes on custom AI art commissions; both are quoted through sales.

Segmind

• Flexible$10

  one-time top-up, used as you go

  Pay as you go with all model APIs, 1 GB storage, 5 Pixelflows, 60 requests a minute and community support.

• Pro$39

  per month, billed monthly

  $50 of monthly credits, 10 GB storage, 120 requests a minute, basic Pixelflows and 5-business-day support.

• Business$99

  per month, billed monthly

  $99 of monthly credits, 100 GB storage, 500 requests a minute, premium Pixelflow templates and 2-business-day support.

• Scale$599

  per month, billed monthly

  $599 of monthly credits, 1 TB storage, 1,000 requests a minute pooled, detailed usage analytics and 1-business-day support.

ThinkDiffusion

• Hobby$0

  no subscription, pay the hourly machine rate

  Pay per hour of machine time, 10 GB private drive, 48-hour storage; machine rates start at $0.99/hr.

• TD-Pro$19.99

  per month, billed yearly ($29.99 billed monthly)

  $10 monthly credit that rolls over, 200 GB drive, storage for the life of the plan, 20% off machine rates.

• TD-Teams$59.99

  per month for up to 2 team members

  $20 monthly credit, 200 GB team workspace, 20% off machine rates; extra members $6/month each.

Segmind

• Annual discount

  Two months free with annual billing

  Segmind's pricing page has a Monthly/Annual switch with the Annual option labelled 2 months free.

ThinkDiffusion

• Annual discount

  Yearly billing on TD-Pro

  The pricing page shows TD-Pro at $19.99 a month on the Yearly toggle against $29.99 on Monthly, both marked as a 33% saving.