D-ID vs Synthesia: the comparison that includes agent access
D-ID and Synthesia put side by side on ten dimensions, on price, and on the row most comparisons leave out: whether software can call them without a person in the browser.
Facts verified August 2026 Compiled from each vendor's own public documentation. Domains are d-id.com and synthesia.io, neither of which we link to.
Quick verdict
The short answer, before the tables.
D-ID and Synthesia are both filed as avatar UGC tools on this site, so this is a like for like comparison.
We cannot rank these two on price honestly, because the figures we hold for D-ID are reported rather than confirmed against an official price list.
Agent access will not separate them. Both give you no MCP server and a public API, so pick on the other rows.
Synthesia answers yes to more of the ten dimensions below, which usually means fewer other tools in the pipeline rather than better output.
Quick specs
The five rows most people check first.
| D-ID | Synthesia | |
|---|---|---|
| What it is | Avatar UGC tool | Avatar UGC tool |
| Entry price | Free tier reported, then $5.90 per month, not confirmed | Free tier, then $29 per month |
| Free tier | Yes | Yes |
| Pricing confirmed | No, not published | Yes, from a published price list |
| Agent access | No MCP server. Public API. | No MCP server. Public API. |
Entry price is the cheapest paid monthly plan a vendor publishes. Where a vendor does not publish one, this table says so rather than guessing. Facts verified August 2026.
Feature by feature
The same ten questions asked of both, plus the agent access row underneath them.
| Dimension | D-ID | Synthesia |
|---|---|---|
| Avatar library | Yes | Yes |
| Actor licensing | Commercial use stated | Commercial use stated |
| Batch generation | No | No |
| Public API | Yes | Yes |
| Watermark on free plan | Yes | Yes |
| Languages | Not confirmed | 160+ |
| Aspect ratios | 9:16 | 16:9, 9:16, 1:1 |
| Hook variations | No | No |
| Editing suite | No | Yes |
| Direct publishing | No | No |
| Agent and MCP access | No MCP server. Public API. | No MCP server. Public API. |
Not confirmed means the public documentation did not state an answer, not that the answer is no. Facts verified August 2026.
Pros and cons
Straight from the same research pass, unpadded.
D-ID
What works
- 14-day free trial mentioned
- Separate API product for developers, not just a UI
- Long-established avatar video vendor
- Annual billing available at a discount
What does not
- Trial and Lite plans carry a full-screen watermark
- Live pricing page did not render plan numbers during this check; the dollar figures here come from third-party aggregator pages, not a direct fetch of d-id.com, and should be spot-checked before publishing
- Minutes don't roll over month to month
- No published language count found
Synthesia
What works
- Free tier with 10 minutes of video per month, no credit card
- 160+ languages across all plans
- API access from the Creator plan
- 1-click translation into 80+ languages on Enterprise
What does not
- Free and Starter plans lack API access
- Free tier videos carry a watermark
- No public MCP server found
- Plans are billed in annual credit allotments, making monthly cost comparisons less direct
Which should you choose
Four buyers, four different answers. Each pick names the row it is based on.
| If you are | Pick | Because |
|---|---|---|
| A solo creator | Synthesia | Free tier access is the same and neither entry price can be ranked from confirmed data, so this comes down to which one covers more of the ten dimensions. |
| A performance marketer | Synthesia | Neither publishes hook variations, so this comes down to coverage: it answers yes to more of the ten dimensions. |
| An agency running several clients | Synthesia | Neither supports batch generation on the public record, so this comes down to overall coverage. |
| A developer or agent user | Either | Agent access is level here. D-ID: No MCP server. Public API. Synthesia: No MCP server. Public API. Decide on another row. |
These picks are derived from the recorded fields on this page, not from a hands on test. Facts verified August 2026.
D-ID vs Synthesia questions
What is the main difference between D-ID and Synthesia?
AI talking-avatar video platform with Studio (self-serve) and API tiers. Synthesia produces AI presenter videos from text scripts using stock or personal avatars, with a free tier and API access starting at the Creator plan. Both are filed as avatar UGC tools here, so the difference is in the detail: Synthesia answers yes to more of the ten dimensions on this site than D-ID does.
Is D-ID or Synthesia cheaper?
This cannot be answered from confirmed data alone. D-ID: Free tier reported, then $5.90 per month, not confirmed. Synthesia: Free tier, then $29 per month. Where a figure is not confirmed against an official price list, we do not print it as fact.
Can an AI agent use D-ID or Synthesia?
D-ID has no MCP server, but it does publish an API, so an agent can reach it through a wrapper you write and maintain yourself. Synthesia has no MCP server, but it does publish an API, so an agent can reach it through a wrapper you write and maintain yourself.
Does D-ID or Synthesia have a free plan?
Both have a free tier, so you can see output from each before paying.
Which one includes editing tools?
Synthesia includes an editing suite. D-ID does not, so captions, trims and reframes happen in another tool.
We are not affiliated with D-ID and Synthesia. Product names are used to describe what those products do. This site is built by the team behind wireflow.ai, so wireflow is our own product and we say so wherever it appears.
Pick on the row you cannot change later
Output quality across this category moves every few months and most of these tools share the same underlying models. What does not move quickly is whether your software can call the thing. Decide that row first and the rest gets easier.
Facts verified August 2026. If a cell here is out of date, that is a mistake and not a position.