Verify emails (valid/invalid/risky/unknown): MX, SMTP, catch-all, disposable. Free agent key.
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Call this server's tools from your browser. Nothing to install.
Bearer <api_key>. Get a free key (25 verifications/day) with the get_api_key tool or POST https://platform.emaillistchecker.io/agent-gateway/register
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Estimate the credit cost of a verification before running it, and whether the user can afford it. Provide either a count of emails, a list_id to re-verify, or an operation ('single'/'finder'). Always quote this before proposing anything billable.
Number of emails to verify (1 credit each).
Estimate re-verifying an existing list by its id.
Operation type: bulk/single (1 credit) or finder (3 credits).
This tool isn't marked read-only, so it may change something on the server or in an account you connected.
Estimate the credit cost of a verification before running it, and whether the user can afford it. Provide either a count of emails, a list_id to re-verify, or an operation ('single'/'finder'). Always quote this before proposing anything billable.
| Argument | Type | Description |
|---|---|---|
| emails | integer | Number of emails to verify (1 credit each). |
| list_id | integer | Estimate re-verifying an existing list by its id. |
| operation | string | Operation type: bulk/single (1 credit) or finder (3 credits). |
{
"type": "object",
"properties": {
"emails": {
"type": "integer",
"description": "Number of emails to verify (1 credit each)."
},
"list_id": {
"type": "integer",
"description": "Estimate re-verifying an existing list by its id."
},
"operation": {
"enum": [
"bulk",
"single",
"finder"
],
"type": "string",
"default": "bulk",
"description": "Operation type: bulk/single (1 credit) or finder (3 credits)."
}
}
}Explain what a verification status or reason means in plain English, with a send recommendation. Covers valid, invalid, catch-all/accept-all, unknown, greylisted, disposable, role, free, spam-trap, abuse, do-not-mail, no-mx, disabled, and network. Use when a user asks what a result means.
| Argument | Type | Description |
|---|---|---|
| term* | string | The status/reason to explain, e.g. 'catch-all', 'GREYLISTED', 'unknown', 'role'. Case-insensitive. |
{
"type": "object",
"required": [
"term"
],
"properties": {
"term": {
"type": "string",
"description": "The status/reason to explain, e.g. 'catch-all', 'GREYLISTED', 'unknown', 'role'. Case-insensitive."
}
}
}Get your own free API key for this server (no account needed; 25 email verifications per day). Optional: the verification tools already work without a key on a shared trial. Returns the key once — reconnect with 'Authorization: Bearer <api_key>' for your own quota and the list tools.
| Argument | Type | Description |
|---|---|---|
| name | string | Your agent's name. |
| contact | string | Optional operator email or URL. |
| purpose | string | What you verify emails for. |
{
"type": "object",
"properties": {
"name": {
"type": "string",
"description": "Your agent's name."
},
"contact": {
"type": "string",
"description": "Optional operator email or URL."
},
"purpose": {
"type": "string",
"description": "What you verify emails for."
}
}
}Get the progress and status of a bulk verification list/job by id.
| Argument | Type | Description |
|---|---|---|
| list_id* | integer |
{
"type": "object",
"required": [
"list_id"
],
"properties": {
"list_id": {
"type": "integer"
}
}
}Get the current credit balance and a short usage summary for the account.
No arguments.
{
"type": "object",
"required": [],
"properties": {}
}Get the details of a single bulk verification list by its id.
| Argument | Type | Description |
|---|---|---|
| list_id* | integer | The id of the bulk verification list. |
{
"type": "object",
"required": [
"list_id"
],
"properties": {
"list_id": {
"type": "integer",
"description": "The id of the bulk verification list."
}
}
}List the user's bulk verification lists/jobs, most recent first.
| Argument | Type | Description |
|---|---|---|
| limit | integer | Maximum number of lists to return. |
{
"type": "object",
"required": [],
"properties": {
"limit": {
"type": "integer",
"default": 25,
"maximum": 100,
"minimum": 1,
"description": "Maximum number of lists to return."
}
}
}Verify a batch of email addresses (up to 25 per call with an agent key). Returns per-email verdicts and saves a list. Costs 1 credit per email.
| Argument | Type | Description |
|---|---|---|
| name | string | Optional label for the saved list. |
| emails* | array | Email addresses to verify. |
{
"type": "object",
"required": [
"emails"
],
"properties": {
"name": {
"type": "string",
"description": "Optional label for the saved list."
},
"emails": {
"type": "array",
"items": {
"type": "string"
},
"description": "Email addresses to verify."
}
}
}Verify the deliverability of a single email address. Returns a verdict (valid, invalid, risky, unknown). Costs 1 credit.
| Argument | Type | Description |
|---|---|---|
| email* | string | The email address to verify. |
{
"type": "object",
"required": [
"email"
],
"properties": {
"email": {
"type": "string",
"description": "The email address to verify."
}
}
}