> ## Documentation Index > Fetch the complete documentation index at: https://docs.pubrio.com/llms.txt > Use this file to discover all available pages before exploring further. # Contact Lookup - Bulk > Batch version of `/redeem/people/contact/lookup`. Submit up to your subscription's bulk size limit in a single request. Each entry in `peoples` accepts the same identifiers as the single-lookup body. Charges 1 credit per billable match — duplicate inputs and unmatched entries are not charged. ## OpenAPI ````yaml en-openapi POST /redeem/people/contact/lookup/batch openapi: 3.0.0 info: description: >- The Pubrio API is used to search, preview and enrich Contacts and Accounts. Pubrio database provides extensive B2B contacts and sales intelligence data. version: 1.0.0 title: Pubrio OpenAPI termsOfService: https://pubrio.com/en/terms-of-service contact: email: king.lai@pubrio.com name: King Lai url: https://pubrio.com/en/get-in-touch license: name: Apache 2.0 url: http://www.apache.org/licenses/LICENSE-2.0.html servers: - url: https://api.pubrio.com security: - pubrio_api_key: [] tags: - name: Profile description: Workspace profile information and usage statistics - name: Enrichment description: Enrich people and company records with detailed B2B data - name: Lookalike description: Find companies similar to a given company - name: Search description: Search for people, companies, jobs, news, and advertisements with filters - name: Lookup description: >- Look up detailed information for specific people, companies, jobs, news, advertisements, and technologies - name: LinkedIn description: Look up people and company data via LinkedIn profile URLs - name: Redeem description: Redeem credits to unlock people contact details (single and batch) - name: Channels description: Manage outreach channel templates (create, update, delete, list) - name: Monitor description: Create and manage data monitors with webhooks, statistics, and processing - name: Filters description: >- Retrieve available filter values for search parameters (technologies, locations, verticals, etc.) externalDocs: description: >- The Pubrio API is used to search, preview and enrich Contacts and Accounts. Pubrio database provides extensive B2B contacts and sales intelligence data. url: https://docs.pubrio.com paths: /redeem/people/contact/lookup/batch: post: tags: - Redeem summary: Bulk-look up people by contact identifier description: >- Batch version of `/redeem/people/contact/lookup`. Submit up to your subscription's bulk size limit in a single request. Each entry in `peoples` accepts the same identifiers as the single-lookup body. Charges 1 credit per billable match — duplicate inputs and unmatched entries are not charged. operationId: redeem_people_contact_lookup_batch parameters: [] requestBody: required: true content: application/json: schema: type: object properties: peoples: $ref: '#/components/schemas/contact_lookup_peoples' is_enable_similarity_search: $ref: >- #/components/schemas/contact_lookup_is_enable_similarity_search profile_id: $ref: '#/components/schemas/profile_id' required: - peoples responses: '200': description: >- Successful response containing matched people and per-record match metadata. content: application/json: schema: type: object properties: data: $ref: '#/components/schemas/data' example: data: profile: credit: 450374 topup_credit: 235236 total_credit_cost: 2 peoples: - people_search_id: e37ccf38-ea8f-422e-9874-cb23b15e8fe4 people_name: King Lai company_name: Pubrio domain: pubrio.com match: confidence: exact input: value: king.lai@pubrio.com type: email-work is_duplicate_input: false - people_search_id: 1c4f0a9d-9a8e-4ab0-9b07-2cd09c4a3a6b people_name: John Smith company_name: Example domain: example.com match: confidence: similarity_domain input: value: example.com type: domain is_duplicate_input: false '400': $ref: '#/components/responses/general_error' '429': $ref: '#/components/responses/rate_limit_error' '500': $ref: '#/components/responses/server_error' components: schemas: contact_lookup_peoples: type: array items: type: object properties: email: type: string format: email phone: type: string first_name: type: string last_name: type: string company: type: string domain: type: string example: - email: king.lai@pubrio.com - first_name: John last_name: Smith domain: example.com description: >- Array of lookup specs. Each entry accepts the same identifiers as the single-lookup body (`email`, `phone`, or `first_name` + `last_name` + `domain`/`company` when similarity search is enabled). Capped by your subscription's bulk size limit. contact_lookup_is_enable_similarity_search: type: boolean default: false example: true description: >- When `true`, falls back to a name-based similarity match if no exact email/phone hit is found. Requires `first_name`, `last_name`, and either `domain` or `company`. profile_id: type: integer description: >- Optional. An identifier for the user profile (workspace) making the request. This is no longer required as the API key already includes your workspace information. If provided, it helps in associating the lookup with a specific user, allowing for data retrieval and credit tracking. Check out `user details` endpoints under the Profile tab for more information. data: type: object nullable: true description: Response info depends on specific endpoint. responses: general_error: description: >- Bad request. The request was malformed or contained invalid parameters. Check the error code and message for details. content: application/json: schema: required: - code - message - details type: object properties: code: example: 40001 type: integer message: example: >- Errors and codes will vary depending on the scenario, please see the documentation for information. type: string details: type: object rate_limit_error: description: >- Rate limit exceeded. Too many requests were made in a given time period. Retry after the rate limit window resets. content: application/json: schema: required: - error type: object properties: error: example: Request rate limit exceeded. Please wait and try again later. type: string server_error: description: >- Internal server error. An unexpected error occurred on the server. Contact support if the error persists. content: application/json: schema: required: - error type: object properties: error: example: An unexpected error occurred on the server. type: string securitySchemes: pubrio_api_key: type: apiKey name: pubrio-api-key description: >- A unique API token that represents the actions you perform through the API and the corresponding permissions and operations. You can create it through the [Settings](https://dashboard.pubrio.com/#/settings/) section. in: header ````