API · Exit · Parachute Analyses
Compute parachute analysis.
Run the §280G arithmetic for every disqualified individual on the analysis. Computes the base amount (5-year W-2 average, with annualisation for tenures shorter than 5 years per Treas. Reg. §1.280G-1, Q&A-34), aggregates the parachute components (acceleration value, change-in-control bonus, severance, other in-the-event-of-cic payments), and stamps the per-individual threshold_breach boolean against the 3× threshold.
Idempotent — re-running with the same inputs returns the same breakdown. Pass override_assumptions only with tax-counsel sign-off; the override is recorded on the analysis for the audit trail.
Emits parachute_analysis.computed: threshold_breached if any individual breaches 3×; otherwise parachute_analysis.computed: no_breach and the cleansing vote becomes unnecessary.
Last updated
Request Body
application/json
TypeScript Definitions
Use the request body type in TypeScript.
compensation_historyarray<object>OptionalPer-individual compensation history. One entry per disqualified individual; each carries 5 years of W-2 Box 1 amounts. Required when no compensation history was attached to the analysis at create time.
stakeholder_idstringRequiredhistoryarray<object>RequiredyearintegerRequiredw2_box_1_centsintegerRequiredparachute_componentsarray<object>OptionalPer-individual parachute components. The compute endpoint aggregates these into the canonical breakdown.
stakeholder_idstringRequiredacceleration_value_centsintegerOptionalchange_in_control_bonus_centsintegerOptionalseverance_centsintegerOptionalother_parachutes_centsintegerOptionaloverride_assumptionsobjectOptionalTax-counsel-signed override for the default computation assumptions (e.g. partial-year annualisation, treatment of deferred-comp accelerations, present-value discount rate). Recorded verbatim on the analysis.
Response Body
application/json
application/problem+json
application/problem+json
application/problem+json
application/problem+json
application/problem+json
Request
curl -X POST "https://api.mattermode.com/v1/parachute_analyses/{id}/compute" \ -H "Content-Type: application/json" \ -d '{}'const body = JSON.stringify({})fetch("https://api.mattermode.com/v1/parachute_analyses/{id}/compute", { method: "POST", headers: { "Content-Type": "application/json" }, body})package mainimport ( "fmt" "net/http" "io/ioutil" "strings")func main() { url := "https://api.mattermode.com/v1/parachute_analyses/{id}/compute" body := strings.NewReader(`{}`) req, _ := http.NewRequest("POST", url, body) req.Header.Add("Content-Type", "application/json") res, _ := http.DefaultClient.Do(req) defer res.Body.Close() body, _ := ioutil.ReadAll(res.Body) fmt.Println(res) fmt.Println(string(body))}import requestsheaders = { "Authorization": "Bearer sk_test_4eC39HqLyjWDarjtT1zdp7dc", "Matter-Version": "2026-06-10", "Idempotency-Key": "ee7c3a9b-3f1a-4d8e-9b2a-7c5e1f0a2d4b",}payload = {}resp = requests.post( "https://api.mattermode.com/v1/parachute_analyses/id_placeholder/compute", headers=headers, json=payload,)resp.raise_for_status()print(resp.json())import java.net.URI;import java.net.http.HttpClient;import java.net.http.HttpRequest;import java.net.http.HttpResponse;import java.net.http.HttpResponse.BodyHandlers;import java.time.Duration;import java.net.http.HttpRequest.BodyPublishers;var body = BodyPublishers.ofString("""{}""");HttpClient client = HttpClient.newBuilder() .connectTimeout(Duration.ofSeconds(10)) .build();HttpRequest.Builder requestBuilder = HttpRequest.newBuilder() .uri(URI.create("https://api.mattermode.com/v1/parachute_analyses/{id}/compute")) .header("Content-Type", "application/json") .POST(body) .build();try { HttpResponse<String> response = client.send(requestBuilder.build(), BodyHandlers.ofString()); System.out.println("Status code: " + response.statusCode()); System.out.println("Response body: " + response.body());} catch (Exception e) { e.printStackTrace();}using System;using System.Net.Http;using System.Text;var body = new StringContent("""{}""", Encoding.UTF8, "application/json");var client = new HttpClient();var response = await client.PostAsync("https://api.mattermode.com/v1/parachute_analyses/{id}/compute", body);var responseBody = await response.Content.ReadAsStringAsync();curl --request POST 'https://api.mattermode.com/v1/parachute_analyses/id_placeholder/compute' \ --header 'Authorization: Bearer sk_test_4eC39HqLyjWDarjtT1zdp7dc' \ --header 'Matter-Version: 2026-06-10' \ --header 'Idempotency-Key: ee7c3a9b-3f1a-4d8e-9b2a-7c5e1f0a2d4b' \ --header 'Content-Type: application/json' \ --data '{}'const response = await fetch("https://api.mattermode.com/v1/parachute_analyses/id_placeholder/compute", { method: "POST", headers: { "Authorization": "Bearer sk_test_4eC39HqLyjWDarjtT1zdp7dc", "Matter-Version": "2026-06-10", "Idempotency-Key": "ee7c3a9b-3f1a-4d8e-9b2a-7c5e1f0a2d4b", "Content-Type": "application/json", }, body: JSON.stringify({}),});if (!response.ok) { throw new Error(`Matter API ${response.status}: ${await response.text()}`);}const data = await response.json();console.log(data);Response
application/json{
"id": "string",
"object": "parachute_analysis",
"corporate_transaction_id": "string",
"analysis_kind": "pre_close",
"status": "draft",
"disqualified_individuals": [
{
"stakeholder_id": "string",
"status_kind": "officer",
"status_basis": "string",
"tenure_years": 0
}
],
"parachute_payments_breakdown": [
{
"stakeholder_id": "string",
"base_amount_cents": 0,
"acceleration_value_cents": 0,
"change_in_control_bonus_cents": 0,
"severance_cents": 0,
"other_parachutes_cents": 0,
"total_parachutes_cents": 0,
"three_x_threshold_cents": 0,
"threshold_breach": true,
"excess_parachute_payment_cents": 0
}
],
"disclosure_document_id": "string",
"cleansing_vote_resolution_id": "string",
"tax_counsel_firm": "string",
"override_assumptions": {},
"computed_at": 0,
"metadata": {
"customer_id": "cus_7Hpx9WxY",
"portfolio_tag": "y-combinator-w26"
},
"created": 0,
"updated": 0,
"livemode": true
}{
"type": "https://mattermode.com/docs/errors/invalid_request",
"title": "Invalid request",
"status": 400,
"code": "invalid_request",
"detail": "Request body could not be parsed as JSON.",
"doc_url": "https://mattermode.com/docs/guides/errors#invalid_request",
"request_id": "req_Qw9xYz8A"
}{
"type": "https://mattermode.com/docs/errors/authentication_required",
"title": "Authentication required",
"status": 401,
"code": "authentication_required",
"detail": "No bearer token was supplied. Pass `Authorization: Bearer sk_live_...` on every request.",
"doc_url": "https://mattermode.com/docs/guides/errors#authentication_required",
"request_id": "req_Qw9xYz8A"
}{
"type": "https://mattermode.com/docs/errors/not_found",
"title": "Not found",
"status": 404,
"code": "not_found",
"detail": "No entity with id `ent_Nq3KcAbc` is visible to this token.",
"doc_url": "https://mattermode.com/docs/guides/errors#not_found",
"request_id": "req_Qw9xYz8A"
}{
"type": "https://mattermode.com/docs/errors/invalid_state_transition",
"title": "Invalid state transition",
"status": 409,
"code": "invalid_state_transition",
"detail": "Entity ent_Nq3KcAbc is in state `dissolved`; `dissolve` is not a valid transition.",
"doc_url": "https://mattermode.com/docs/guides/errors#invalid_state_transition",
"request_id": "req_Qw9xYz8A",
"current_state": "dissolved",
"attempted_transition": "dissolve",
"allowed_transitions": []
}{
"type": "https://mattermode.com/docs/errors/dissolution_prerequisites_missing",
"title": "Dissolution prerequisites missing",
"status": 409,
"code": "dissolution_prerequisites_missing",
"detail": "Voluntary dissolution requires `board_resolution_id` and `stockholder_consent_id`, or `auto_generate_resolutions: true`.",
"doc_url": "https://mattermode.com/docs/guides/errors#dissolution_prerequisites_missing",
"request_id": "req_Qw9xYz8A"
}{
"type": "https://mattermode.com/docs/errors/valuation_stale",
"title": "409A valuation stale",
"status": 409,
"code": "valuation_stale",
"detail": "Active 409A val_AbCd1234 is older than 12 months or superseded by a material event. Issuing ISOs at the prior strike risks IRC §409A violation. Refresh via POST /entities/{id}/valuations/{id}/refresh_request.",
"doc_url": "https://mattermode.com/docs/guides/errors#valuation_stale",
"request_id": "req_Qw9xYz8A"
}{
"type": "https://mattermode.com/docs/errors/rate_limit_exceeded",
"title": "Rate limit exceeded",
"status": 429,
"code": "rate_limit_exceeded",
"detail": "Request rate exceeded for this key. Retry after `retry_after` seconds or honor the `Retry-After` header.",
"doc_url": "https://mattermode.com/docs/guides/errors#rate_limit_exceeded",
"request_id": "req_Qw9xYz8A",
"retry_after": 30
}